While the U.S. Senate once required a 60-vote supermajority to overcome blocking tactics against Supreme Court nominees, the Republican majority changed the rules previous year during the debate on Justice Neil Gorsuch.
Trump is said to have narrowed his potential SCOTUS nominees down to federal judges Brett Kavanaugh, Raymond Kethledge and Amy Coney Barret.
Her socially conservative views and affiliation with People of Praise, a tight-knit religious lay group, are already attracting suspicion. On Sunday there was no indication that he had yet made his decision, as speculation continued to swirl around the appointment.More news: Trump to OPEC: 'Reduce pricing now!'
The first two are the top contenders for the position, the report said.
Leo said, however, that Trump would ultimately succeed at lining up conservative support for anyone he selected. "It's important to have people who are extremely well known and have distinguished records".
The New York Times on Sunday reported that the Senate majority leader, Mitch McConnell, was strongly urging Trump to opt for either Hardiman or Kethledge on grounds that the other two might be impossible to get confirmed.
Kavanaugh, 53, was picked by former President George W. Bush to serve on the influential Washington-based appeals court in 2003.More news: Belgium boss Martinez brushes aside talk of Spain interest
Trump's Monday night nomination will be his second since he entered the White House.
Savoring the suspense, Trump has sought to keep people guessing in the final hours, hoping to replicate his successful announcement of Justice Neil Gorsuch past year. In addition to wanting to preserve Roe v. Wade, he said, the public wants "protections for millions of Americans" on health care.
Blumenthal accused Trump of turning himself into a "puppet of outside groups" by choosing his nominee from "a group of rightwing fringe ideologues that have prepared this list". "He has put a litmus test on the supreme court nominee" over abortion, she said.
Campus Reform Media Director Cabot Phillips, who interviewed the students, said Sunday on "Fox & Friends" that many people seek to quickly show their hatred for President Trump the moment they hear his name.More news: Woman arrested after scaling Statue of Liberty in protest