WEST PALM BEACH, Fla. (AP) — As his two-plus week stay at his Florida resort draws to a close, President Donald Trump returns to Washington on Sunday facing twin challenges: the fallout from the strike he ordered to kill an Iranian general and his looming impeachment trial in the Senate.

The dueling images — one of potential chaos in the Middle East, the other a politicized ritual occurring for only the third time in the nation's history — will shape a defining month of Trump's presidency, one that comes just before the first votes of the 2020 campaign are cast.

For Trump, the holidays are def...