Special time: A key witness in the murder case against an Arizona stockbroker accused of killing his ex-wife speaks out on network television for the first time in an interview with "48 Hours." ... more 
Special time: A key witness in the murder case against an Arizona stockbroker accused of killing his ex-wife speaks out on network television for the first time in an interview with "48 Hours." Maureen Maher has the story Saturday, Feb. 28 at 9 p.m. ET/PT on CBS. less 
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Wed, Feb 25, 2015 6:36 PM EST