“The tower blocks are through here,” said Danny. “Let"s find a way in before we"re seen.” “OK.” They hurried along the pavement next to the fence. Cars zoomed past and each time Cait"s stomach fluttered. But none slowed. After a few yards they found a place where a corner of one of the sheets had been bent. There was enough room to squeeze through. They took turns holding the triangular flap of metal open but, even so, Cait gashed her shin on one of the sharp edges. They crept toward the two tower blocks, great square bulks reaching into the night sky. They were identical and unlit save for a red light placed atop each to warn aircraft. Cait shivered and clutched her arms around herself. The ground underfoot was a patchwork of broken paving slabs, uneven, some cracked into pieces in sha

