MIAMI (AP) - L. Patrick Gray, whose yearlong stint as acting FBI director was marked by the Watergate break-in and the ensuing scandal that led to President Nixon's resignation, has died. He was 88. Gray died at his home in Atlantic Beach from complications from pancreatic cancer, said his son, Ed Gray, of Lyme, N.H. Just last month, Gray ended 32 years of silence about his role in the Watergate scandal, telling ABC's "This Week" that he had reacted with "total shock, total disbelief" to the revelation that his former deputy, W. Mark Felt, was the secret Watergate source known...