campaign, senior correspondent brianna keilar. >> reporter: good morning, alison and christine. hillary clinton making post debate campaign stops in nevada and courting key constituencons. she picked up an endorsement of a key union and she stopped at a mexican ice cream shop. she spoke about joe biden as he contemplates a run for the white house as this first debate is over. >> i'm going to continue to run my campaign and make my case for my candidacy and everyone else, whether they're in or not in, will have to make whatever judgment is best for them. i will repeat what i have said to you many times. i have the greatest respect and