Coast Guard steps updrug warSALT LAKE CITY (UPI) -Transportation Secretary Elizabeth Dole, the first woman to head a military service, said Saturday the U.S. Coast Guard faces an expanded role in the Reagan Administration's war on drugs.“I think the Coast Guard s involvement in the south Florida drug interdiction program is one of the really major contributions the organization is making to day, and it has been extensive,” Mrs. Dole said.In her keynote address to the_ - .. _ ^ «#• 4 . a! n