German submarine U-306 attacked Allied convoy SL-133 in the Atlantic Ocean, damaging Kaipara at 0352 hours; she would attack again at 0801 hours with two spreads of two torpedoes, but none would cause any damage. Several hours later, TBF Avenger aircraft of US Navy Composite Squadron 13 from escort carrier USS Core sank German submarine U-67 with depth charges in the Atlantic Ocean; 48 were killed, 3 survived. At 2115 hours, German submarine U-513 sank transport Richard Caswell 150 miles southeast of Florianopolis, Brazil with two torpedoes; 9 were killed, 60 survived in 3 lifeboats and 2 rafts.
