Trinity professor and Joycean scholar Kevin Coyle was one of Dublins most colorful -- and controversial -- characters, until someone stabbed him through the heart on Bloomsday, the annual citywide celebration honoring Irelands most beloved literary light. The poetic irony is not lost on Chief Superintendent Peter McGarr: one of the foremost experts on the works of James Joyce was slain on the so-called "Murderers Ground" made famous in the authors...