Shireen Abu Akleh, who is also a US citizen, regularly reported on-camera from across the Palestinian territories. AP
The 57 House members, largely left-leaning Democrats and led by Representative Andre Carson, noted that Shireen Abu Akleh held US citizenship and pointed to divergent accounts on how she died on May 11.
"As an American, Ms. Abu Akleh was entitled to the full protection afforded to US citizens living abroad," they wrote to Secretary of State Antony Blinken and FBI Director Christopher Wray.
Al Jazeera reporter Shireen Abu Akleh is seen on the ground after being shot in the face in Jenin on May 11. AFP
Al Jazeera and Palestinians say Israeli forces killed Abu Akleh, a prominent journalist, as she covered an Israeli army raid in Jenin, in the north of the occupied West Bank.
Israel says she may have been killed by Palestinian gunfire or a stray shot from an Israeli soldier.
The Israeli ambassador to Washington, Michael Herzog, said he was "disheartened" by the letter and that Israel had sought a joint investigation with the Palestinian Authority that would include a US observer role.
"Our call was flatly rejected by the PA, which is cynically using Ms. Abu Akleh's death to instigate an anti-Israel propaganda campaign," he said.
Children take part in a candlelight vigil to condemn the killing of veteran journalist Shireen Abu Akleh in Gaza. AFP
He called instead for Congress to press the Palestinian side on an investigation, adding that Israeli troops "would never intentionally target members of the press."
The State Department has said that it believes Israel can conduct a credible investigation but Blinken has also criticised the Israeli police for its use of force during Abu Akleh's funeral.
Muhammad Al Hammadi, the association's president, called for protecting journalists and holding accountable all those who assaulted or killed them while performing their work.
The Palestinian Authority, which administers parts of the occupied West Bank and cooperates with Israel on security matters, condemned what it said was a "shocking crime” committed by Israeli forces.
Ajay Lalwani, 31, a reporter for a local television station and an Urdu language newspaper, was shot multiple times while having his hair cut at a barber shop on Thursday, said Ashiq Mirani, the area police chief.
The Kremlin is expected to move immediately to absorb the regions once the voting is over, with President Vlaidmir Putin expected to declare their incorporation into Russia later this week.
Interior Minister Rana Sanaullah said earlier that Prime Minister Shehbaz Sharif has ordered an investigation into the audio leaks allegedly from PM House that features government officials.
Blinken's comments came after India's defence and foreign ministers opposed a US decision to provide a support package of about $450 million for Pakistan's fleet of US-made F-16 fighter jets.
The ceremony started at 2:00 p.m. (0500 GMT), with Abe's ashes carried into the Nippon Budokan Hall in central Tokyo by his widow, Akie, to music from a military band and the booms of the honour-guard salute, which echoed inside the hall.