Noor Salman could face charges for husband’s attack on gay club which left 49 dead

White House announces trip as thousands gather in Florida for candlelight vigil

University of California campus shut down for two hours as police responded to call

White House threatens to veto Bill that would expose Riyadh to lawsuits

US president will offer arguments against Britain leaving EU if asked during UK visit

Law would allow US judges to force tech companies to help police to access protected data

Measures have the potential to jeopardise ‘inversion’ of Pfizer with Allergan

Announcement a blow to inquiry after police had issued a new appeal for witnesses

White House to publish data ‘in the coming weeks’ in effort to improve transparency

US secretary of state calls Chinese minister in wake of claim over hydrogen bomb test

UN Security Council working on new measures to tackle hydrogen bomb threat

Unwilling to condemn executions, US is in bind over role in Middle East power struggle

Despite criticism from Republicans, the businessman is standing by his idea

Cross-party condemnation for tycoon’s desire for ‘shutdown’ on Islamic immigrants

Turkish prime minister denies allegations as ‘Soviet-style propaganda’

French, German ministers propose €10bn fund to pay for tighter security

Democrats call for US tax reform after Pfizer, Allergan agree $160bn Irish-based merger

Sending special forces into region seen as major shift in US policy

Military boasts of ‘advanced generation’ of missiles that can ‘erupt like a volcano’

Talks held about ‘deconflicting’ situation following second day of Russian air strikes