US president Donald Trump: The panic gripping markets is a potential upset for him in this election year.  Photograph: Manuel Balce Ceneta/PA

US president Donald Trump was facing mounting pressure from political opponents over his handling of the coronavirus challenge amid allegations that t(...)

Niall Murray and Dr James Crew (to Murray’s left) give a press conference at Santa Clara Valley Medical Center, San Jose, California. Murray’s mum in on the back left, beside his brother. Photograph: Talia Herman

Misty-eyed but immensely grateful to be alive, Niall Murray is looking forward to returning to Ireland sometime next week after months of physical reh(...)

Zachary Rubin, medical director of clinical epidemiology speaks at a news conference by UCLA Health System and county officials at the Ronald Reagan UCLA Medical Center in Los Angeles. The large Los Angeles teaching hospital has told scores of patients they were possibly exposed to a drug-resistant bacterial “superbug” during endoscopy procedures that infected seven patients. Photo: Jonathan Alcorn/Reuters

Federal officials warned health care providers Thursday that difficult-to-clean medical scopes inserted down the throat might be infecting patients w(...)