The tide turns on Italian forces in Greece. In the Pindus Mountains, Greek Pindus detachment begins a counterattack against the Italian Julia Division, retaking the villages of Samarina and Vovousa. Further West in Epirus, Italians bring up light L3/35 tankettes and medium M13/40 tanks to attack the Greek defenses on the Kalamas River. The tanks get stuck in the hilly, marshy terrain and are unable to support the infantry, who are slaughtered in front of the Greek machineguns. http://www.militaryphotos.net/forums/showthread.php?122512-October-28-1940
At 9.40 PM, U-99 sinks British SS Casanare (carrying 1500 tons of bananas) 150 miles West of Ireland (9 crew killed). Casanare send a distress messages which brings British armed merchant cruisers HMS Laurentic and HMS Patroclus to their doom. U-99 hits HMS Laurentic with 3 torpedoes at 10.50, 11.10 and 11.30 PM (49 killed) but Laurentic does not sink. HMS Patroclus picks up 368 officers and ratings who have abandoned ship from HMS Laurentic, instead of hunting the submarine.
British submarine HMS Sturgeon sinks small Danish steamer Sigrun in the Oslofjord, Norway.
After 57 consecutive nights of bombing, London is not attacked. An average of 165 German planes each night has dropped a total of 13,600 tons of high explosive plus many incendiary bombs.