ISLAMABAD: Pakistan on Sunday summoned US Ambassador to Foreign Office to lodge protest over a road accident involving a US diplomat that killed a citizen in the federal capital on Saturday.

According to Geo News, US Ambassador David Hale expressed sorrow over the loss of life in the road accident.

The TV reported that the ambassador  said  US embassy would extend full cooperation in the investigation into the accident.

Meanwhile, Foreign Office Spokesman Dr Muhammad Faisal said in a Twitter statement that the Ministry of Foreign Affairs is looking into the matter and investigations are being carried out.

"Foreign Ministry closely following investigation into the road accident involving a US diplomat which led to the tragic death of a Pakistani citizen in Islamabad," said he.

CCTV footage run by local TV channels showed a car hitting a motorcycle and sending the two riders flying into the air.