tonight )s performance of hamilton after >>> right now at 11:00 we're following breaking news in san frisk oo. a chaotic ending after tonight's performance of "hamilton" after someone yelled gun. >> the wildly popularic playing to a fulussome sort of . >> scary moments. live with more. cheryl. >> reporter: well, we've been here for just a few minutes. as you can see everyone is gone. but one of our colleagues, mary ann favre row was here watching the play tonight and was able to send in these pictures. what you're looking at is an empty theater. what happened here tonight is that someone in the audience had a medical emergency, san francisco police department sesz it was a young boy who had a seizure. and another person yelled out the word "gun" and then chaos ensued. the captain here tells me that at that point an ambulance came, police rushed in. let's >> people in the crowd got scared.ad a gun no shotsapta tee that a young boy had a seizure. his parents actually took him to the hospital. then another person had a heart attack. that person had to be revived here at the theater. they know th