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WI v. Mark Jensen: Man Accused of Poisoning Wife

Martin Koch

Computer expert Martin Koch of the Wisconsin Crime lab takes the stand. (2008)

Trial Archives

97-WI v. Jensen 2008: Martin Koch

1-WI v. Jensen 2008: Prosecution Opening Statement

2-WI v. Jensen 2008: Defense Opening Statement

3-WI v. Jensen 2008: Dr. Michael Chambliss

4-WI v. Jensen 2008: Dr. Michael Chambliss PT2

5-WI v. Jensen 2008: Dr. Michael Chambliss PT3

6-WI v. Jensen 2008: Dr. Michael Chambliss PT4

7-WI v. Jensen 2008: Edward Klug

8-WI v. Jensen 2008: Dave Wilkinson & Lane Lewis

9-WI v. Jensen 2008: Edward Klug PT2

10-WI v. Jensen 2008: Outside the Presence of the Jury

11-WI v. Jensen 2008: Edward Klug PT3

12-WI v. Jensen 2008: Edward Klug PT4

13-WI v. Jensen 2008: Cheryl Knight & JoAnne Klug

14-WI v. Jensen 2008: Ron Wruck

15-WI v. Jensen 2008: Sharon Nehring & David Nehring

16-WI v. Jensen 2008: David Nehring PT2

17-WI v. Jensen 2008: David Nehring PT3

18-WI v. Jensen 2008: David Nehring PT4

19-WI v. Jensen 2008: Therese DeFazio

20-WI v. Jensen 2008: Therese DeFazio PT2

21-WI v. Jensen 2008: Therese DeFazio PT3

22-WI v. Jensen 2008: Rhonda Mitchell

23-WI v. Jensen 2008: Rhonda Mitchell PT2

24-WI v. Jensen 2008: Rhonda Mitchell PT3

25-WI v. Jensen 2008: Rhonda Mitchell PT4

26-WI v. Jensen 2008: David Thompson

27-WI v. Jensen 2008: David Thompson PT2

28-WI v. Jensen 2008: David Thompson PT3

29-WI v. Jensen 2008: Angela Martinelli

30-WI v. Jensen 2008: Deon Hardison

31-WI v. Jensen 2008: Neighbor Testimony

32-WI v. Jensen 2008: Nathaniel Clanton

33-WI v. Jensen 2008: Rhonda Mitchell PT5

34-WI v. Jensen 2008: Rhonda Mitchell PT6

35-WI v. Jensen 2008: Rhonda Mitchell PT7

36-WI v. Jensen 2008: Rhonda Mitchell PT8

37-WI v. Jensen 2008: Outside the Presence of the Jury

38-WI v. Jensen 2008: Det. John Zielsdorph

39-WI v. Jensen 2008: Dr. Chris Long

40-WI v. Jensen 2008: Dr. Chris Long PT2

41-WI v. Jensen 2008: OPJ: Timothy Talley

42-WI v. Jensen 2008: Dr. Chris Long PT3

43-WI v. Jensen 2008: Ted Wojt

44-WI v. Jensen 2008: Ted Wojt PT2

45-WI v. Jensen 2008: OPJ: Dr. Chris Long

46-WI v. Jensen 2008: Malgorzata Wojt

47-WI v. Jensen 2008: Aaron Dillard

48-WI v. Jensen 2008: Aaron Dillard PT2

49-WI v. Jensen 2008: Aaron Dillard PT3

50-WI v. Jensen 2008: Aaron Dillard PT4

51-WI v. Jensen 2008: Aaron Dillard PT5

52-WI v. Jensen 2008: Det. Paul Ratzburg & Gretchen Rosenke

53-WI v. Jensen 2008: Kelly Jensen

54-WI v. Jensen 2008: Kelly Jensen PT2

55-WI v. Jensen 2008: Kelly Jensen PT3

56-WI v. Jensen 2008: Kelly Jensen PT4

57-WI v. Jensen 2008: Kelly Jensen PT5

58-WI v. Jensen 2008: Kelly Jensen PT6

59-WI v. Jensen 2008: Rhonda Mitchell

60-WI v. Jensen 2008: Lt. Daniel Reilly

61-WI v. Jensen 2008: Officer Ron Kosman

62-WI v. Jensen 2008: Officer Ron Kosman PT2

63-WI v. Jensen 2008: Officer Ron Kosman PT3

64-WI v. Jensen 2008: Perry Tarica

65-WI v. Jensen 2008: OPJ: Dr. Chris Long

66-WI v. Jensen 2008: Dr. Chris Long

67-WI v. Jensen 2008: Dr. Mary Mainland

68-WI v. Jensen 2008: Dr. Mary Mainland PT2

69-WI v. Jensen 2008: Dr. Mary Mainland PT3

70-WI v. Jensen 2008: Dr. Mary Mainland PT4

71-WI v. Jensen 2008: Dr. Mary Mainland PT5

72-WI v. Jensen 2008: Lynley Kapellusch & Joan Scully

73-WI v. Jensen 2008: Eric Schoor & Laura Schoor

74-WI v. Jensen 2008: Joe Mangi & Diane Laboniwsky

75-WI v. Jensen 2008: Dr. Mary Mainland PT6

76-WI v. Jensen 2008: Dr. Mary Mainland PT7

77-WI v. Jensen 2008: Dr. Mary Mainland PT8

78-WI v. Jensen 2008: Meredith Perez & Rosemary MacInnes

79-WI v. Jensen 2008: Quinn Yorton

80-WI v. Jensen 2008: Bernard Bush

81-WI v. Jensen 2008: Bernard Bush PT2 & Mike Graveley

82-WI v. Jensen 2008: Stacey Bauer

83-WI v. Jensen 2008: Det. Paul Ratzburg

84-WI v. Jensen 2008: Det. Paul Ratzburg PT2

85-WI v. Jensen 2008: Det. Paul Ratzburg PT3

Mark Jensen's 1998 police interview

86-WI v. Jensen 2008: Det. Paul Ratzburg PT4

Photo of handwritten letter from Mark Jensen's 2008 trial

87-WI v. Jensen 2008: Det. Paul Ratzburg PT5

88-WI v. Jensen 2008: Outside the Presence of the Jury

89-WI v. Jensen 2008: Det. Paul Ratzburg PT6

90-WI v. Jensen 2008: Det. Paul Ratzburg PT7

91-WI v. Jensen 2008: Det. Paul Ratzburg PT8

92-WI v. Jensen 2008: Det. Paul Ratzburg PT9

93-WI v. Jensen 2008: Det. Paul Ratzburg PT10

94-WI v. Jensen 2008: Det. Paul Ratzburg PT11

95-WI v. Jensen 2008: Det. Paul Ratzburg PT12

96-WI v. Jensen 2008: Det. Paul Ratzburg PT13

97-WI v. Jensen 2008: Martin Koch

98-WI v. Jensen 2008: Martin Koch PT2

99-WI v. Jensen 2008: Martin Koch PT3

100-WI v. Jensen 2008: Dr. Barry Rumak

101-WI v. Jensen 2008: Dr. Barry Rumak PT2

102-WI v. Jensen 2008: Dr. Barry Rumak PT3

103-WI v. Jensen 2008: Martin Koch PT4

104-WI v. Jensen 2008: Martin Koch PT5

105-WI v. Jensen 2008: Martin Koch PT6

106-WI v. Jensen 2008: Martin Koch PT7

107-WI v. Jensen 2008: Martin Koch PT8

108-WI v. Jensen 2008: Dr. Paul DeFazio

109-WI v. Jensen 2008: Pastor Marvin Oechler & Jolynn Blei

110-WI v. Jensen 2008: Laura Koster

111-WI v. Jensen 2008: Dr. Richard Borman

112-WI v. Jensen 2008: Laura Koster PT2

113-WI v. Jensen 2008: Laura Koster PT3

114-WI v. Jensen 2008: Joan Wise & Deborah Tegal

115-WI v. Jensen 2008: Lt. Mark Hunter

116-WI v. Jensen 2008: Frank Quintana & Brad Montgomery

117-WI v. Jensen 2008: Dr. Herzl Spiro

118-WI v. Jensen 2008: Dr. Herzl Spiro PT2

119-WI v. Jensen 2008: Dr. Herzl Spiro PT3

120-WI v. Jensen 2008: Dr. Herzl Spiro PT4

121-WI v. Jensen 2008: Daun Cooper

122-WI v. Jensen 2008: Dr. Scott Denton

123-WI v. Jensen 2008: Dr. Scott Denton PT2

124-WI v. Jensen 2008: Dr. Scott Denton PT3

125-WI v. Jensen 2008: Dr. Scott Denton PT4

126-WI v. Jensen 2008: Outside the Presence of the Jury

127-WI v. Jensen 2008: Dr. Richard Borman & Det. Paul Ratzburg

128-WI v. Jensen 2008: Ted Wojt, Margaret Wojt & Therese DeFazio

129-WI v. Jensen 2008: Private Investigator Dave Ellis

130-WI v. Jensen 2008: Patrick Griffin

131-WI v. Jensen 2008: Paul Griffin

132-WI v. Jensen 2008: Dr. Mary Mainland

133-WI v. Jensen 2008: Dr. Mary Mainland PT2

134-WI v. Jensen 2008: Charge Conference

135-WI v. Jensen 2008: Charge Conference PT2

136-WI v. Jensen 2008: Jury Instructions

137-WI v. Jensen 2008: Prosecution Closing Argument

138-WI v. Jensen 2008: Defense Closing Argument

139-WI v. Jensen 2008: Defense Closing Argument PT2

140-WI v. Jensen 2008: Prosecution Rebuttal

Mark Jensen verdict 2008

141-WI v. Jensen 2008: Verdict

142-WI v. Jensen 2008: Impact Statements

Mark Jensen sentencing

143-WI v. Jensen 2008: Sentencing