CSI "In Vino Veritas" Season 13 episode 13 airs Wednesday Feb 6 (10:00-11:00PM, ET/PT) on CBS.
Episode Synopsis: When CSI Mac Taylor decides to surprise his girlfriend in Vegas, he discovers she’s missing and asks his friend D.B. Russell for help. Meanwhile, the CSIs investigate the loss of a local wine collector on part one of a two-part crossover with CSI:NY, on CSI: CRIME SCENEINVESTIGATION, Wednesday, Feb. 6 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Gary Sinise ("CSI: NY") guest stars as Mac Taylor.