AMERICA'S DEBT CHALLENGE Budget brawl: Just the factsBy Jeanne Sahadi @CNNMoney August 27, 2013: 11:12 AM ET NEW YORK (CNNMoney)Treasury Secretary Jack Lew just put a rush on looming fiscal fights this fall.Lew said Monday that Congress must raise the country's debt ceiling before mid-October, which is when Treasury estimates it will have exhausted the extraordinary measures i..