for our u.s. viewers we do have some breaking news. >> announcer: this is cnn breaking news. >> good morning and welcome to your new day. it is monday july 29th. it is 8:00 in the east. we're in detroit ahead of the cnn presidential debates. they take place tomorrow night but we do have breaking news for you. overnight a mass shooting at a fair in california. this happened at a popular food festival in gilroy. you may have heard of it. three killed, 11 injured. witnesses described chaos when the shots rang out. police say the gunman used an assault-style rifle. >> one of those killed was a 6-year-old boy named stephen ramiro. there's his picture on the scene. he was there with his sister and