CHAPTER EIGHT 'Forensic are on their way,' McPherson said, replacing his mobile in his coat pocket. He glanced back at Darren, who was cautiously negotiating the makeshift bridge over the dyke. 'This is the first real lead we've had,' then observing the man's bewilderment, he added, 'you see, the missing child was wearing white ankle socks on the day of her disappearance. Your stumbling over the mattress could just lead to the breakthrough we need. Now show me where you think the rock that hit your vehicle was thrown from, and then I'll leave you to check out your property.'