Sunday's announcement brings to 31 the number of Turkish soldiers killed since the operation against the Syrian Kurdish militia started on January 20 with Ankara's cross-border incursion into the enclave of Afrin.
"We do not have any exact evidence and document regarding whether (or not) it was downed due to external intervention", he said.
Four more Turkish soldiers have been killed in northern Syria, the Turkish military said late Saturday, bringing the day's death toll to 11 in what has been the most lethal day since Ankara's offensive on Syrian Kurdish militias began. "We will have losses, but we will cause the other side to have losses as well", he said in a televised speech, vowing to make the perpetrators pay "a much heavier price".
"The casualties of Al-Qaeda gangs are about 350 and Turkish army lost about 200 soldiers", he said, adding that the YPG had only suffered 100 casualties.
Brief shutdown coming as Senate debate stalls
Moving legislation swiftly through the upper chamber of Congress requires consent by all 100 members, but Mr Paul objected. Ryan has said he is willing to address the future of young immigrants but has not laid out an exact timeline.
The UN official highlighted "reports of civilians including children being killed and injured as a result of airstrikes and ground-based strikes" by the Turkish army in the Syrian Kurdistan (Rojava) enclave of Afrin.
While the USA has worked to strengthen the Syrian Kurdish force, called the YPG, to help combat the Islamic State in Syria and Iraq (ISIS), Turkey considers the YPG to be a terrorist organization within its borders.
Also Sunday, at least three civilians were killed in government airstrikes and shelling on a besieged, opposition-held area outside Damascus, according to the Observatory.
Turkey said it launched the operation to target "terrorist organizations", including YPG forces. It's determined to prevent the establishment of a Kurdish state across the border in Syria and has used military force in the past against Kurds and ISIS in the northern part of the neighboring country.