The Latest: FBI makes arrest in investigation into pipe bombs placed on eve of Jan. 6, source says

A law enforcement officials says the FBI has made an arrest in its nearly 5-year-old investigation into who placed pipe bombs in Washington on the eve of the Jan. 6, 2021, riot at the U.S. Capitol. The arrest marks the first time investigators have settled on a suspect in an act that had long vexed law enforcement, spawned a multitude of conspiracy theories and remained an enduring mystery in the shadow of the dark chapter of American history that is the violent Capitol siege. The pipe bombs were placed on the evening of Jan. 5, 2021, near the offices of the Democratic and Republican national committees in the District of Columbia.