India, May 24 -- United States' Capital Washington DC was thrust into a state of high alert on Saturday evening as the White House was placed on emergency lockdown following reports of gunfire erupting in the immediate vicinity of the executive mansion. The disturbance, which occurred shortly after 6:00 pm ET, triggered a massive multi-agency response, turning the area surrounding Pennsylvania Avenue into a heavily fortified perimeter as the US law enforcement officers scrambled to secure the grounds and investigate the origin of the shots.

US Secret Service and FBI Mobilise Amid Security Scare

The US Secret Service acted with immediate precision, confirming shortly after the incident that they were actively investigating reports of sho...