Supreme Court Justice Clarence Thomas speaks at the memorial service for Supreme Court Justice Antonin Scalia in March at the Mayflower Hotel in Washington. With the death of his longtime colleague and friend Antonin Scalia, and the direction of the court mired in uncertainty by a tumultuous presidential race, perhaps Justice Thomas' most significant years defending the Constitution may be yet to come.
Former Virginia Gov. Bob McDonnell speaks outside the Supreme Court in Washington, Wednesday, April 27, 2016, after the Supreme Court heard oral arguments on the corruption case of McDonnell. The Supreme Court seems likely to overturn the conviction of McDonnell on political corruption charges and place new limits on the reach of federal bribery laws. (AP Photo/Andrew Harnik)
FILE - The Supreme Court in this Feb. 17, 2016 file photo. The Supreme Court is weighing whether to hear a case involving claims of racial bias by a Colorado juror that features competing tenets of the legal system: the right to trial by an impartial jury versus the secrecy of jury deliberations. The court could say Monday whether it will take up the case in the fall. (AP Photo/J. Scott Applewhite)
The body of Justice Antonin Scalia arrives at the Supreme Court in Washington, Friday, Feb. 19, 2016. Thousands of mourners will pay their respects Friday for Justice Antonin Scalia as his casket rests in the Great Hall of the Supreme Court, where he spent nearly three decades as one of its most influential members. (AP Photo/Alex Brandon)
Justice Antonin Scalias courtroom chair at the Supreme Court has been draped in black to mark his death as part of a tradition that dates to the 19th century, in Washington, Tuesday, Feb. 16, 2016. Scalia died Saturday at age 79. He joined the court in 1986 and was its longest-serving justice. (AP Photo/J. Scott Applewhite)
Sen. John McCain, Arizona Republican, on Monday said that he thinks a replacement for recently deceased Supreme Court Justice Antonin Scalia should be made by the next president, who will be elected in November.
Sen. Ron Johnson, Wisconsin Republican, said he believes that the American people should have a voice in shaping the Supreme Court "by their votes for the president and the majority party in the U.S. Senate" in November's election.