Hoai Mi Nguyen is suing the Staples Center arena after her son, Lucas Tang fell 50 feet from the third level after a Los Angeles Lakers game on November 21, 2010. The woman had placed her toddler, unattended, on the ledge of the top tier to take a photo of him at the Los Angeles Lakers game. She and her husband were reviewing pictures on their digital camera when they looked up, the boy was gone....