Yale University said it has lifted its "shelter in place" and lockdown alert "with the exception of Old Campus and Calhoun College".
The Ivy League university wrote on Twitter:
No further details were given.
More top news
It's still pretty wintry out there although the air over the next 12 or so hours will be fractionally less cold than it has been recently.
CCTV shows an acrobatic youth as he caused £5,000 worth of damage when he ran across six cars before attempting a handstand on a seventh.
Detectives have released CCTV footage of the moment a machete wielding thug wearing a mask jumped over the counter at a bookmakers.