20/20 looks at the story of a man who may have murdered his first wife.
'Chucktown Shutdown' Becomes Cops vs. Bikers Showdown; Swimming With the Shark Whisperer
Guests: Bill Kristol, David Remnick, Peggy Noonan, Tavis Smiley
More cities fall to insurgents in Iraq; Seth Rogen and James Franco stop at nothing for laughs.
What Would You Do when you see a situation that you know is wrong?
Alleged Burglar Forgets to Log Off Facebook; 'Beverly Hills, 90210' Cast Reunites in New Show
Afrojack and Sting Rock Times Square; Live-In Nanny Fired, Allegedly Refuses to Move Out
Three-year olds complete obstacles for their parents to win big!
Justin Ross Harris accused of murder in son's hot car death; video shows divers exploring Costa Concordia cruise ship.
A man becomes an excessive eater following the death of his siblings.
Riots Break Out Over Brazil's Loss to Germany; Michael Strahan Lands Cover of Ebony Magazine.
George Clooney Rejects Apology From Daily Mail; Keith Urban on 'Raise Em Up' Tour
A 2-year-old tries soccer; a tot and his dad get tipsy.
Sandra Bullock face to face with an intruder in her home; deadly train derailment kills 22 in Moscow.
Hamas Attacks Israel After Accepting Cease-Fire; Obama Puts Tough New Sanctions on Russia
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