MIAMI (AP) — Friday was supposed to be the day President Donald Trump's campaign reboot itself got a reboot. Instead, it hit another snag.

Amid uncertainty over whether he can still draw big and enthusiastic crowds to his signature rallies in the coronavirus era, Trump postponed a planned Saturday rally in Portsmouth, New Hampshire, citing a tropical storm expected to hit a swath of the Eastern United States.

"With Tropical Storm Fay heading towards the Great State of New Hampshire this weekend, we are forced to reschedule our Portsmouth, New Hampshire Rally at the Portsmouth International Air...