:dateline:A Sikh journalist who had a heart attack at the White House has been transferred to the George Washington hospital. �He has under gone�a heart catheterisation.
Manku Singh, the journalist,�collapsed in the East Room while covering the White House Science Fair just moments before President Obama was to speak.
US Secret Service personnel�promptly responded to the incident and called the ambulance.
Manku�Singh is a reporter�for TV Asia, and the only�only Sikh journalist accredited to the White House. �Paramedics�first found no pulse, however after administering CPR, they were able to find pulse.