White House National Security Council spokesperson John Kirby said in a briefing to reporters that Jake Sullivan, U.S. President Joe Biden's national security advisor, will meet with families of hostages on Tuesday before his flight to Israel. According to Kirby, Sullivan will discuss with the Israelis how to return the hostages and give the families answers about their loved ones. Kirby also addressed the situation in Syria. He said the U.S. wanted to help the Syrian people choose their own leadership.