Rescuers in Turkey dug with their bare hands through the freezing night Tuesday hunting for survivors among the rubble of thousands of buildings felled in a series of violent earthquakes. The confirmed death toll across the two countries has soared above 4,300 after a swarm of strong tremors near the Turkey-Syria border -- the largest of which measured at a massive 7.8-magnitude. [TO COMPLETE 338N9KC] IMAGES AND SOUNDBITES