The remains of three people were discovered at a site in northern Syria on Sunday, according to the Jerusalem Post.The identities have yet to be confirmed, and it was not known if any were Americans.The State Department did not immediately respond to Fox News Digital's request for confirmation.BIDEN SAYS US KNOWS 'WITH CERTAINTY' THAT AMERICAN JOURNALIST AUSTIN TICE IS BEING HELD BY SYRIASyria has previously denied claims it abducted or held Americans, though the U.S. reportedly engaged in back-channel talks with Syria with the help of Lebanese intermediaries for years, including under the Biden administration, to no avail.Rebels seized the capital city of Damascus in December, ousting Assadand renewing hope in the effort to free any potential captives.Fox News Digitals Caitlin McFall and The Associated Press contributed to this report.