Retail gas hits record $3.50 a gallon as oil marches higher By ADAM SCHRECK, AP Business Writer 1 hour, 11 minutes ago Rising gasoline prices tightened the squeeze on drivers Monday, jumping for the first time to an average $3.50 a gallon at filling stations across the country with no sign of relief. Crude oil set a record for the sixth day in a row — this time closing above $117 a barrel — after an attack on a Japanese oil tanker in the Middle East rattled investors. "It's killing us," said Jean Beuns, a New York cab driver who...