Unknown attackers fired shots at a security booth outside the U.S. Embassy in Turkey's capital early Monday, but U.S. officials said no one was hurt.
Police teams were searching for the assailants, who fled in a white auto after the attack, CNN Turk said. It said one bullet hit a window but no one was hurt, and police were searching for the vehicle and suspects.
Police were searching for the attackers who went on the run after the shooting.
Relations between Turkey and the United States have become increasingly strained in recent weeks, with tit-for-tat tariffs imposed partly due to the trial of a U.S. Christian pastor, Andrew Brunson. "We have no reports of any injuries and we are investigating the details", David Gainer, the spokesperson of the US Embassy told the Hürriyet Daily News.
Video footage from broadcaster Haberturk showed police inspecting one of the entrances to the building and what looked like damage inflicted on a window by a gunshot could be seen.
Tensions between the two North Atlantic Treaty Organisation allies have been rocked amid Turkey's detention of American pastor Andrew Brunson, who is accused by the country of backing a coup attempt against Mr Erdogan in 2016.
United Kingdom woman survives 10 hours at sea after falling off cruise ship
The woman, who gave only her first name, Kay, spoke to reporters shortly after her rescue ship arrived at a Croatian dock. However, she still managed to explain that she was in the water for 10 hours. "I am very lucky to be alive", she said.
It added empty cartridges were found at the scene.
Earlier, Turkey's presidential aide had condemned the attack on U.S. Embassy and said all foreign missions in the country remain safe.
The statement said the investigation was ongoing and the suspect or suspects have not yet been identified.
U.S. President Donald Trump doubled the tariffs on aluminium and steel tariffs from Turkey, prompting Ankara to sharply hike tariffs on several American products.
In a Twitter post, Ibrahim Kalın said: "We condemn the attack on the USA embassy".