WASHINGTON (AP) — The U.S. Capitol complex temporarily locked down Monday during a rehearsal for President-elect Joe Biden's inauguration after a fire in a homeless encampment roughly a mile away sent a plume of smoke into the air and caused security concerns in an already jittery city.

The false alarm briefly interrupted the rehearsal for Wednesday's inauguration ceremony, a quadrennial exercise in which stand-ins take the roles of Biden and other VIPs and the U.S. Marine Corps Band goes through its paces, including practicing "The Star-Spangled Banner" for Wednesday's performance by Lady Gag...