WATCH: Big moments as Olympics begin

Team USA, with more than 200 athletes, is the largest U.S. Olympic team ever, representing 32 states and chasing gold in Milan.

​Team USA, with more than 200 athletes, is the largest U.S. Olympic team ever, representing 32 states and chasing gold in Milan.  GMA Team USA, with more than 200 athletes, is the largest U.S. Olympic team ever, representing 32 states and chasing gold in Milan.