mika, out the windows and doors of this club. it's something we've seen in this country too many times. many of the eyewitnesss saying they knew exactly what to do in the chance of a mass shooting. >> all right, cal, thank you. we're going to be following this breaking news throughout the morning. also still ahead on "morning joe," we'll show you more of the president's unbalanced, somewhat unhinged performance yesterday. you're watching "morning joe." we'll be right back. pical vacuum head can struggle with large debris and stuck-on dust, so shark invented duoclean, replacing the front wall with a rotating soft brush. while deep cleaning carpets, two brush rolls pick up large particles with ease, make quick work of stuck-on dust, giving hard floors a polished look, and fearlessly devour piles. shark duoclean technology, designed to do more on carpets and floors, available in corded and cord-free vacuums, and only available from shark.