7.4 magnitude earthquake rattles Nepal, sends tremors across north India

Nepalese people gather in an open area after a second earthquake hit Nepal in Kathmandu, Nepal, Tuesday, May 12, 2015. A major earthquake hit a remote mountainous region of Nepal on Tuesday, triggering landslides and toppling buildings less than three weeks after the country was ravaged by another deadly quake. (Source: AP)

Traffic grinds to a halt after an earthquake hit Nepal in Kathmandu, Nepal, Tuesday, May 12, 2015. (Source: AP)

A policeman uses a loudspeaker to direct the public to safer areas after an earthquake hit Kathmandu, Nepal, Tuesday, May 12, 2015. (Source: AP)

New Delhi: People come out of offices and buildings after an earthquake in New Delhi on Tuesday. (Source: PTI)

People gather outside SBI building after an earthquake in New Delhi. (Source: PTI)

Kolkata: The image in a mirror shows employees of a highrise office building coming out to the street after earthquake in Kolkata on Tuesday. (Source: PTI)

Employees of a highrise office building coming out to the street after earthquake in Kolkata on Tuesday. (Source: PTI)

Kolkata: A woman employee of a showroom talking on the phone after an earthquake in Kolkata on Tuesday. (Source: PTI)