Garbage truck driver Craig Randall sometimes brings his work home with him. There was that old-fashioned sewing machine he salvaged. There were some books he lifted from the trash. And then there was that Wendy's soft-drink cup that just happened to be worth $200,000. Neither Randall nor his fiancee believed it until Randall drove his garbage truck to a Wendy's restaurant and picked up his check.  "I will probably still tell him not to bring stuff home from the trash," said his fiancee, Michelle Dacey, 25. 

Randall, 23, said he lifted the cup off a pile of trash, he can't remember what day, exactly, while on his route in the Boston suburb of Dedham for Waste Management Inc. After all, he had peeled another contest sticker from another cup earlier. He won a prize with that one, too. "I won…