US Secretary of State Mike Pompeo has been subpoenaed.
A Democratic-led US House of Representatives committee issued the order on Friday.
They want to him to hand over documents regarding contact the US government had with the Ukrainian government.
Earlier this week House Speaker Nancy Pelosi launched a congressional impeachment inquiry of US President Donald Trump.
Strike hits Beirut apartment block as Israel presses attacks
An Israeli strike hit an apartment block in central Beirut on Wednesday, Lebanese authorities said, further widening Israeli attacks in the capital beyond the Hezbollah-controlled southern suburbs where heavy bombardment continued.
Six killed in Swiss bus blaze after person reportedly sets themselves on fire
At least six people have died, and three others were injured in a bus fire on Tuesday in a small town in western Switzerland, in what police said may have been a deliberate act following reports that a person on board set fire to themselves.
Thailand's Phuket airport closes runway after Air India Express plane malfunctionÂ
Thailand's Phuket airport said on Wednesday it had temporarily closed its runway to remove a disabled Air India Express plane after it experienced a malfunction upon landing.
US says it destroyed mine-laying vessels as Trump warns Iran over strait
The US military says it "eliminated" 16 Iranian mine-laying vessels near the Strait of Hormuz on Tuesday in a statement by its Central Command, as President Donald Trump warned that any mines laid in the strait by Iran must be removed immediately.
Britain working with allies to support shipping through Strait of Hormuz
Britain is working with allies on a range of options to support commercial shipping through the Strait of Hormuz in the face of Iranian threats, Prime Minister Keir Starmer's spokesperson said on Tuesday as the U.S.-Israeli war with Iran roils oil prices.
Four people have been injured after two drones fell near Dubai International Airport (DXB) on Wednesday, the authorities announced, adding that air traffic continued without disruptions.
The UAE's air defence systems announced it is continuing to intercept incoming missile and drone threats from Iran on Wednesday.
UAE President His Highness Sheikh Mohamed bin Zayed Al Nahyan has discussed the escalating security and military developments in the region during a phone call with his Russian counterpart Vladimir Putin on Wednesday
