"Send him back to Ireland!" screamed the Cruz supporter of O'Rourke.
They also pointed to Congressional Republicans' past efforts to repeal and defund the law, something McCain famously voted against in July 2017 with a thumbs down motion just days after undergoing surgery.
The ads are depicting Democratic candidates as "dangerous and outside the mainstream."
The president told evangelical leaders a GOP loss would see their progress overturned "quickly and violently."
Beto O'Rourke is narrowing the gap between him and Texas Senate opponent Ted Cruz, particularly among independents.
Martha McSally is leading the Arizona GOP Senate primary, but she has had to shift her campaign to respond to recent attacks from her more conservative primary opponents.
A Georgia county that is nearly two-thirds black may have almost all of its polling places shut down ahead of a gubernatorial election in which a candidate could become the country's first black female governor.
"The longer a scandal-plagued Hillary Clinton lingers in American politics, the worse off House Democrats will be," a National Republican Congressional Committee spokesman said.
"Any discovery would be a distraction to the President's performance of his constitutional duties."
"If you cut your hand, you don't chop off your arm. You heal the cut that's on your hand," an ACLU Georgia lawyer argued.
Texas Senate hopeful O'Rourke thinks he's discovered the key to staying humble in Washington.
"In light of all the political correctness and leftist hysteria, I'm curious about what you think: How should Robert E. Lee be remembered?"
Paul Nehlen was one of a record number of white nationalists running for office in 2018.
Bernie Sanders blew away the competition in Tuesday's Senate primary, but some Democrats say his win was unfair.
Socialism is now more popular than capitalism among young people, according to a new poll.