EghtesadOnline: The family of U.S. tourist Kurt Cochran who was killed in last week's assault on the British parliament said on Monday he would not have borne any ill feelings toward the attacker.

EghtesadOnline: U.K. Home Secretary Amber Rudd said Facebook Inc.’s WhatsApp messaging system should open its encryption to security services and urged online companies to be more aggressive in shutting down sites exploited by terrorists.

EghtesadOnline: The British man who killed four people during a London rampage had made three trips to Saudi Arabia: He taught English there twice on a work visa and returned on a visa usually granted to those going on a religious pilgrimage.

EghtesadOnline: The terrorist behind the worst attack on London in more than a decade had a string of convictions for violence and was once investigated by British intelligence over concerns he was turning to extremism.

EghtesadOnline: Before he killed at least four people in Britain's deadliest attack since the 2005 London bombings, Khalid Masood was considered by intelligence officers to be a criminal who posed little serious threat.