British police said on Tuesday they were dealing with a security incident at London's St Thomas' Hospital, with the nearby Westminster Bridge leading to parliament closed to traffic.
Police said they would provide more information when known.
Witnesses reported on social media that there were armed police present and that the hospital was not allowing people to enter or leave.
There was no immediate comment from the hospital.
Fire in rebel-held east Congo kills 24 schoolchildren
A fire in Congo's rebel-controlled city of Bukavu killed at least 24 children as it destroyed two schools and burned down around 300 wooden houses, an official from the rebel administration told Reuters on Thursday.
Trump touts $5,000 payout if Republicans win as Vance waits in wings
President Donald Trump capped the first day of his Republican Party's first-ever midterm convention by proposing to pay every US adult a $5,000 "Trump dividend" if his party wins November's congressional elections.
Search expands after Philippine ferry fire kills five and leaves dozens missing
A large-scale search and rescue operation was underway off the western Philippine island of Palawan on Thursday after a passenger ferry caught fire, killing five people and leaving dozens of passengers missing.
Trump says Iran war to end after US midterm elections
President Donald Trump said he expected the war with Iran to end after the November US midterm elections after the two sides launched their biggest wave of attacks on shipping since the start of the six-month-old war.
At least 20 killed in cargo vessel fire at China shipyard, state media reports
At least 20 people have been killed in a fire aboard a foreign cargo vessel undergoing repairs at a state-owned shipyard in the eastern Chinese city of Qingdao on Thursday, state media reported, with five others still missing.
