The night of 1,000 bombs: Netanyahu warns Hamas 'is paying a very heavy price' as his forces launch most devastating assault on Gaza yet and ground troops fire across border as Israelis try to destroy Hamas's network of tunnels

News Snapshot:

Israel stepped up its attacks on the Gaza Strip overnight with the heaviest bombardment yet coming by land, sea and air amid fears of a ground invasion with thousands of troops moved to the border. Helicopters, jets, gun boats and artillery pounded northern and eastern parts of Gaza with more than 1,000 bombs and shells overnight Thursday as the IDF said it had carried out a 'complex' operation to destroy Hamas tunnels underneath Gaza City, which the military refers to as 'the Metro'. There was confusion and panic when the IDF said shortly after midnight that ground forces were 'attacking...