Police and the FBI are trying to determine whether the killing of three Muslims during a neighbourhood parking and noise dispute was a hate crime.

The New York Police Department monitored Muslim students at universities far beyond the city limits, including the elite Ivy League colleges of Yale and the University of Pennsylvania, it has emerged.

US authorities charged 14 people, most of them Americans, as participants in “a deadly pipeline” that routed money and fighters from the United States to the militant group al-Shabab in Somalia.

Five young Americans captured in Pakistan were being questioned today for possible links to terror groups after their families found a disturbing farewell video saying that Muslims must be defended.