MIDDLETOWN — The race is on for new businesses to grab prime real estate in downtown Middletown at a discount.Competitors will vie for one of the 1,800- to 2,000-square-foot retail spaces in the former Woolworth building on North Street.The city's Economic Development Department and Mayor Joe DeStefano opened the contest Wednesday during a news conference at the Paramount Theatre.Up to four winners will be chosen in September after a "Shark Tank"-style [...]