Seaford Police Capt. Gary Flood says information about one of them led to its discovery at a rental agency in Maryland.
Seaford police search for Md. man in shooting →
"Eighty-five percent of the world's transactions are still made with cash and checks. We have a wonderful opportunity to convert those," said Gary Flood, MasterCard's president of global products and solutions, in a keynote speech at the show.
Digital 'wallets' proliferate at cellphone show →