By Will Bunch, The Philadelphia Inquirer (TNS) In the end, it was kind of fitting that famed attorney Alan Dershowitz showed up to deliver the fatal blow. In the 1990s, the Harvard Law prof was part of a team of lawyers that established that if you’re a star in America they let you do it, even when “it” is murdering your estranged wife. In the 2000s, Dersh helped put the exclamation point on the idea