Nearly 200 African nationals clashed with Delhi police in the Neb Sarai area. This after a police and narcotics team reached out to detain Nigerians over visa expiration. Visuals show several African nationals surrounding Delhi police personnel. Men and women shouted and obstructed cops, following which a huge ruckus erupted. Police had to use a rope to form a human chain to prevent the mob from attacking them. Watch this video to know more.