Jalandhar/ Rataul, Aug. 24 -- The decision by US government to freeze work visas for commercial truck drivers following a fatal accident involving an Indian driver has left thousands of Punjabi families facing an uncertain future, with over 2,500 licences already suspended since April, groups in India have said. The crackdown followed a fatal crash on August 12 when Harjinder Singh, a 28-year-old from Tarn Taran district, allegedly made an illegal U-turn on a Florida highway, killing three Americans. Singh faces vehicular homicide charges with a potential 50-year sentence. The Federal Motor Carrier Safety Administration has intensified enforcement under its 'America First' policy, making English proficiency tests mandatory for truckers from April 1 onwards. P3...