Two of the five popes before Francis have become saints, but merely serving as pontiff is no longer a guarantee of canonization.

Pope Francis' death on Monday started a significant transition for the Catholic Church, which will now elect its next head through a process known as the conclave. This process is held typically two to three weeks after a pope's funeral and gathers the College of Cardinals in the Vatican's Sistine Chapel.

Defense Secretary Pete Hegseth's behavior has become "erratic" and he seems increasingly "insecure" about his job, sources told NBC News.

WASHINGTON—Defense Secretary Pete Hegseth has discharged members of Pentagon advisory boards on defense policy and military technology, adding to the upheaval during his time at the Pentagon, current and former officials said.

Defense Secretary Pete Hegseth has looked to enact a number of reforms during his early days as head of the Pentagon.