German submarine U-552 detected Allied convoy ON-115 330 miles east of St. John's, Newfoundland, and submarines U-71, U-217, U-597, U-553, and U-704 moved in to attack in coordination; ships of the convoy became disarrayed as the convoy attempted to change course to evade the attack; U-552 sank British ship Lochkatrine (9 were killed, 81 survived) and damaged British tanker G. S. Walden (1 was killed) at 0305 hours; at 0401 hours, U-553 damaged Belgian ship Belgian Soldier. Further out in the North Atlantic, U-605 sank British trawler Bombay 190 miles southeast of Reykjavik, Iceland at 1654 hours, killing all 13 aboard.
