Darren sucks us into a segment about vortexes after a recent trip to Arizona leaves him scratching his head over their mystical \u2018enhanced energy\u2019 claims. Cristina looks behind the movie magic in \u201cHome Alone\u201d using science to assess the real life consequences of the booby traps 8 year old Kevin sets up for the Wet Bandits. Adam rounds out the show with a detailed look at Thomas Abt\u2019s book \u201cBleeding Out: The Devastating Consequences of Urban Violence\u201d, which uses an evidence based approach to look at issues surrounding urban violence.