The U-boats were out again. Twice in December, the British Admiralty had reported wolf-pack attacks on North Atlantic convoys; U.S. bombers again were striking at the subs' breeding grounds (see p. 26).
Last week the Admiralty reported that five U-boats were sunk, three crippled by Allied warships and planes in a two-day battle. A pack of 20 subs had attacked two adjacent convoys. Land-based U.S. planes from Iceland, British and Canadian planes from England, escort-carrier planes teamed with British destroyers and frigates. After the eighth submarine was hit, the enemy kept their distance. "Ninety nine percent" of the merchantmen got through...