Indian police have detained four men for questioning about bombings that killed 20 people at a temple and train station in Hinduism’s holiest city, a top state official said today.

Indian investigators believe one of Kashmir’s most notorious Islamic militant groups planted bombs that killed 20 people at a temple and train station in Hinduism’s holiest city, police said today.

Security forces were deployed to holy sites across India today after terror bombings killed 20 people in Hinduism’s holiest city, sparking anger among its residents and concerns of possible widespread sectarian violence.