Daimler AG's unveiled a new display screen on Thursday that will cover almost the entire dashboard of its luxury Mercedes-Benz models, in a bid to outdo Tesla Inc's hallmark touchscreen infotainment system. In a video presentation, Daimler Chief Executive Ola Kallenius said the new "Hyperscreen" - which at 56 inches in width dwarfs Tesla's vaunted 17-inch screen - will make …