Tesco opens discount store Jack's to take on Lidl and Aldi

Grocer lays down gauntlet to German rivals by promising to be ‘cheapest in town’Tesco has started a new front in its battle to win back shoppers from Aldi and Lidl with the launch of a new discount chain Jack’s that promises to be the “cheapest in town”.The first two Jack’s stores – named after the supermarket giant’s founder Jack Cohen – will open on Thursday. Tesco’s chief executive, Dave Lewis, said the chain would sell low-priced, p