BostonGlobe.com Political Headlines - August 4, 2014 August 04, 2014 Here are the top political headlines from BostonGlobe.com today: US parents wait a hemisphere away for their children: A Mass. family is among those affected as Congo has denied exit visas for hundreds of orphans adopted by Americans. National security reporter Bryan Bender details. Most BRA small-business loans overdue, audit finds: The lending arm of the Boston Redevelopment Authority has allowed hundreds of thousands of dollars in loans to go uncollected. Correspondent Edward Mason with more.