Hundreds of people were besieging Lidl supermarkets in and around Paris on Thursday, with scuffles and shouting matches breaking out as residents scrambled to get their hands on bargain air-cooling units before the next heatwave hits the French capital. With few air conditioners on sale elsewhere for less than €1,200 (US$1,400), police were called to at least two stores as huge crowds descended on Lidl supermarkets trying to get their hands on basic models on sale for as low as €179. Mousa...