Summary: Campaign 2012 ad wars, presidential race update, Olasky Interview with Rep. Frank Wolf, Cal Thomas on composer Marvin Hamlisch, NASA lands rover on Mars, Genomics X-Prize competition, Joel Belz on President Obama's 'You didn't build that' statement, economy, when the Berlin Wall went up, Summer Olympics wind down, 'What I Did on My Summer Vacation,' President Abraham Lincoln and Congress call the nation to repent of sin in August 1861, The History Book, and more.
