AP Top Headlines At 11:37 a.m. EDT

So long shuttle: Atlantis returns to cheers, tears as NASA switches gears after three decades.
Progress scarce as debt limit impasse continues and potential government default looms.
Questions raised over security clearance of British PM’s former communications chief.
More people applied for unemployment benefits last week, evidence that layoffs are rising.
Draft deal for Greece includes fund overhaul, longer maturities, lower interest rates.
10 dead, dozens wounded after Malawi anti-government demonstrations.
Bringing Afghan war wounded home on a military jet equipped like a flying intensive care unit.
China reaches a new milestone in fake goods: entire Apple stores, signs, sales assts and all.
Owners meet day after players fail to vote on full proposal to end NFL labor dispute.
Comic-Con draws thousands of fans for 4 days of costumes, movies, games and pop-culture fun.