GM   Thursday 2nd May, around midday   Liberty Park   The man was old, probably in his sixties, yet in good health. He had a health mop of white hair and leathered, tanned skin. He was dressed in a Linen suit, and one could only guess he had been a handsome man in his youth - he still held on to some silvered good looks and an easy charming smile.    "Hello young man" he said, approaching Marcus.    "Mr..Irons, isn't it?" he asked, bowing slightly. "I am Doctor Lake. No, not a medical