The Democrats' request comes days after Sen. Rand Paul announced that the heads of ICE, CBP and U.S. Citizenship and Immigration Services will testify before the panel on Feb. 12.
Tens of millions of Americans are experiencing bitter cold temperatures following the weekend winter storm. In New York, parts of the Hudson River, a critical waterway for barges in the Northeast, have frozen over. Meanwhile ice is making travel treacherous for some in the Midwest.
