he worked with disgraced sports doctor larry nassar who is in prison for molesting gymnasts. girert accused girls to train at his gym and is accused of abusing them. >>> lady gaga is offering a reward of $500,000 to find her two french bulldogs. they were stolen after a gunman shot the singer's dog walker in hollywood. danya bacchus with the show. -- with the dramatic video. >> reporter: in the shocking surveillance, two suspects jump out of a car and attack lady gaga's dog walker. the man fights back, but seconds later a shot rings out. the suspects took off with gaga's two french bulldogs. >> i'm shot. >> reporter: wounded on the ground, the 30-year-old victim identifies the dogs' celebrity owner. >> they're lady gaga's dogs. >> reporter: those who live nearby hear the frantic cries for help. >> it was the screaming that alerted me. i heard screaming. like a lot of it. >> our neighbor across told us that he ran out of his house and was like giving the guy bandages and like holding down his wounds. >> reporter: as the investigation continues, it's still not clear if the dog