Jan. 15 (UPI) -- U.S. Southern Command forces seized a sixth sanctioned oil tanker during the predawn hours Thursday morning as part of Operation Southern Spear. The seized vessel is named the Veronica and is the largest tanker among those sanctioned by the Trump administration and involved in transporting sanctioned Venezuelan oil, according to Southern Command. "Marines and sailors from Joint Task Force Southern Spear, in support of the Department of Homeland Security, launched from [the