Erdogan had visited the White House earlier in the day, where President Donald Trump gave him a warm welcome. According to reports, Erdogan's bodyguards pushed past USA police and assaulted a group of protesters hours after the meeting between Trump and Erdogan.
US lawmakers demanded stronger action.
"We should throw their ambassador the hell out of the United States of America", McCain told MSNBC's "Morning Joe" on Thursday. The unseemly incident is adding to U.S. -Turkish tensions that are being compounded by a growing spat over USA war strategy against the Islamic State group in Syria.
The latest video is taken outside the ambassador's home, where Mr Erdogan sits in a auto after his meeting with Mr Trump. Turkey considers them to be terrorists who threaten Turkey. None have been arrested, per a U.S. official who told the Associated Press that Erdogan's guards were allowed to leave the USA under globally recognized customs that protect heads of state and their staff from arrest. When viewed from all these aspects, we are talking about an issue that will grow further and become an annoyance in the coming days for Turkish-U.S. relations.
"This kind of thing can not go unresponded to diplomatically", Sen. Erdogan and his security force are back in Turkey.
"There must be consequences", Rep. Steny Hoyer, the No. 2 Democrat in the House, said Thursday. Sen. But the videos show an unprovoked attack led by what appears to be Erdogan's security team and supported by the pro-Erdogan demonstrators.
The confrontation, in which nine people were injured, is proving to be diplomatically uncomfortable for the US State Department, which promised to conduct a "thorough investigation that will allow us to hold the responsible individuals accountable", saying that doing so "is of the utmost importance to us".More news: Where's the drama? Blowouts the rule in these NBA playoffs
In one scene, a man walks up to a woman who was already lying on the ground hurt, and struck her in the leg.
Last week, the Trump administration announced that it would arm the YPG - as a delegation of high-level Turkish military and intelligence officials were visiting Washington in advance of Erdogan's meeting with Trump.
Yuksel said one demonstrator seen in video of the attack carrying a bullhorn and being repeatedly kicked is in his 60s. "If the USA and North Atlantic Treaty Organisation remain silent on Erdogan's violations of human rights, the number of Turkish citizens being persecuted will likely increase, especially now that Erdogan has the authority to control all three branches of government".
Yet the United States views the YPG, a central part of the Syrian Democratic Forces (SDF), as its main ally in the battle on the ground against IS.
In its protest against the decision, Turkey's foreign minister on Thursday demanded that Trump dismiss his envoy in charge of the anti-IS coalition, Brett McGurk.
Erdogan discussed the fight against ISIS and the possibility of expanding trade with Trump during their meeting at the White House.
Cavusoglu said on Thursday he wanted Brett McGurk, the United States special envoy to the anti-IS coalition, removed from his post.