Greg Abbott incorrectly says Obama ‘himself’ admitted refugees who helped terrorists

From Politifact:

A web search initially led us to a September 2015 post by Judicial Watch, a conservative group that litigates on public corruption, stating that according to a federal report, 1,519 “inadmissible” foreigners had been approved to enter the U.S. in 2014 by Jeh Johnson, the Homeland Security secretary–and more than half the candidates had provided material support to terrorists. “After a case-by-case review,” Judicial Watch said, Johnson “determined that the recently admitted terrorists only participated in these activities ‘while under duress.’”