reporter: following each tragedy, he takes comfort he can get in his truck and leave. i put on like i m carrying the whot weight of the world on my shoulders because i know i m going to be in and out. reporter: just not this time. that s why i m having such a hard time living here because i m not in and out. reporter: this time, it s a much heavier cross to bear. scott mclean, cnn, aurora, illinois. democratic contenders are stepping up for gun control legislation after the shooting in illinois. one of those contenders senator amy clo vertebklobuchar. she will answer voters questions on cnn with don lemon and talk about what she hopes is next for the country. colin kaepernick has set out of the nfl in two years but could he be signed in a matter of weeks? now that his collusion case with the nfl is over, his