Bethesda-based Marriott reported a 25 percent jump in second-quarter profits on Wednesday, as the hotel chain’s expansion plans have begun to pay off.Marriott has added nearly 230 properties to its chain of more than 4,000 hotels over the last year. Big hotel chains have boomed in the years since the Great Recession, thanks to growing demand for hotel rooms and easier access to financing that has helped fuel its expansion.Read full article >>