When Keniel Thomas got the nonagenarian on the phone, he may have thought he hit the jackpot. But this was no normal 90-something-year-old. The intended mark was William Webster, the former director of the FBI and CIA. The Jamaican scammer launched into the “lottery scam,” in which the crook tells the intended victim they have won a contest. To claim the prize, all the person must do is pay fees on the winnings. Simultaneously, Webster began thinking of ways he could bring the crook to justice. He later released a video to alert elders to the dangers. The lottery scam,…