Yale University is no longer in lockdown after lifting its security alert for the entire campus.
The university had been on lockdown following an anonymous call to police in which someone claimed their room-mate was en route to the university's Old Campus "with the intention of shooting people".
More top news
Extracts released by 10 Downing Street suggest Mrs May will say the UK will not settle for a "half-in, half-out" policy.
Milder for most of us
In her Brexit speech on Tuesday, the Prime Minister is set to urge the EU to forge a fair trade deal or risk commercial war.