Since President Trump’s rise, the issue has been a strength for the party. But now, after the chaos in Minnesota, Democrats see an opening and some Republicans worry that Mr. Trump is going too far.

GREENBELT, Md. (AP) — A federal judge on Monday questioned whether government officials could be trusted to follow orders barring them from taking Kilmar Abrego Garcia into immigration custody or deporting him. U.S. District Judge Paula Xinis noted that ...