The painter Caravaggio walked the streets of Rome in the late 1500s. Today we retrace his steps, examining his artistic genius and murderous temper. Listen to Part 2 for the conclusion.    NEVER HEARD THE SHOW? Don't be afraid to start with Episode 1:OUTSET SPONSOR: Reach thousands of expats and travelers all over the world by sponsoring The Bittersweet Life. Write the at bittersweetlife@mail.com to get the conversation going. JOIN THE CONVERSATION Connect with us on Twitter, Facebook or write us @ bittersweetlife@mail.com. ©Web and show content can only be used with written permission.