The move sets up a possible rematch between Mr. Jones, the last Democrat to win statewide office in Alabama, and Tommy Tuberville, the Republican who ousted him from the Senate in 2020.
A U.S. government cable said that Kremlin-run outlets had scaled up their efforts across Latin America, seeking to turn people against the United States and garner support for Russia.
In an unusual move, Xi Jinping, the leader of China, called President Trump. The two spoke about trade, Taiwan and Ukraine, according to separate official statements.