WASHINGTON, D.C. – Republican Congressman Rich McCormick will serve as the new GOP co-chair of the Congressional Caucus on India and Indian Americans in the U.S. House of Representatives, joining Democratic Congressman Ro Khanna in leading the bipartisan group in the new Congress.

Republican primary voters in Florida’s 1st and 6th Congressional Districts will pick the likely successors to former representatives Matt Gaetz and Michael Waltz, respectively.

The Associated Press has called the Florida 6th Congressional District Special Primary election with Senator Randy Fine as the winner.

Rep. Michael Waltz, a Florida representative, is expected to resign from Congress today to take up his new role as President Trump’s national security advisor, a source familiar with his plans tells ABC News.

Michael Waltz, President-elect Donald Trump's choice for national security adviser, during a deployment as a Green Beret to Afghanistan’s Tagab Valley in 2006. He was an officer in the National Guard who served in Afghanistan with the 20th Special Forces Group. (Michael Waltz via The Washington Post)

The National Security Council began a “full review” of aides as President Donald Trump clears its ranks to align the White House team with his “America First” agenda.

Republican voters in several Florida counties head to the polls on Tuesday, where they will select GOP nominees to fill seats that were held by former Reps. Michael Waltz and Matt Gaetz.

President Donald Trump’s national security adviser has sidelined about 160 National Security Council staffers, telling them to work from home while the administration reviews staffing and tries to align it with Trump’s agenda.

Florida CFO Jimmy Patronis and state Sen. Randy Fine are projected to win the special primary elections to fill the two vacant House seats in Florida.

Republicans are eager to find replacements for former GOP Reps. Matt Gaetz and Michael Waltz in Tuesday’s special congressional primaries in Florida to add some breathing room to their slender majority in the U.

Two Florida Republicans endorsed by President Trump won primaries Tuesday to advance in congressional special elections.