unfolding right now. that s it for me. thanks very much for watching. i ll be back 5:00 p.m. eastern in the situation room. for our international viewers amanpour is coming up next. for our viewers in north america, newsroom with brooke baldwin starts right now. wolf blitzer, thank you. great to be with you all on this monday afternoon. you re watching cnn. i m brooke baldwin. want to begin with this biker brawl and gunfight so chaotic, investigators say they re still trying to figure out if the nine bikers killed were shot by other bikers or by police. and when you look at the weapons used here not just guns. reportedly knives clubs, chains bats were all used. more than 100 weapons in total were confiscated. here s another number for you. 170 people arrested after police say at least five different biker gangs went at each other and police officers. this was sunday in waco texas. police updated reporters just