>> reporter: president trump convening republican senators at the white house flanked by two key skeptics of the bill. >> we're getting very close. >> reporter: the president optimistic despite fundamental divisions by the country between conservatives and moderates. >> the central focus needs to be on lowering premiums. the current draft doesn't do nearly enough to fix that draft. >> i have so many fundamental problems with the bill that it's difficult for me to see how any tin kerg is going to satisfy my fundamental and deep concerns. >> reporter: multi-al senators voicing concern over this attack ad against vulnerable republican senator dean heller because he's against the senate bill. >> if you're opposed to this bill, we are opposed to you. >> reporter: sources tell cnn heller raised the issue with the president himself after mcconnell personally reached out