>> this bulletin just into the kilt terminal. three shots were fired at the motorcade of president kennedy today in downtown dallas. >> police radios are carrying that the president has been hit. >> the hospital has been advised to stand by for a severe gunshot wound. >> this is walter cronkite in our newsroom. there has been an attempt on the life of president kennedy. >> turn the mic on. i can't hear you, johnny. you want me to move back a little bit? is it all right now? is this all right? ladies and gentlemen, i would like to introduce the chief camera man and assistant news director of wfaa television,