 Monday news on WTOP, 10 and 40 past the hour. Let's check in with Jeff Claybaugh. The unemployment rate rose to 4.1% in June, the highest in two and a half years. Office construction in the district is ground to a halt, with new development the lowest in 20 years. Amazon marks its 30th anniversary, founded in a garage selling books. Amazon's market value recently passed $2 trillion. Friday, trading on Wall Street, the Dow gained 6%.