CB2, the slightly cheaper Crate & Barrel brand store that’s aimed at younger, urban customers is looking for a location in D.C., the Washington Business Journal reports. The chain has reportedly been talking to Jeffrey Schonberger, the real estate developer who owns the Central Union Mission building at 1350 R Street NW, at the corner of 14th and R Streets. Central Union has long been in talks with the city to relocate elsewhere, with…