http://chronicle.com/img/photos/biz/Ticker%20revised%20round%2045.gifBy . A judge has thrown out a group of for-profit colleges’ challenge to the U.S. Department of Education’s gainful-employment rule, Reuters reports. The lawsuit was one of two filed last year in response to the department’s final rule, which seeks to judge career-oriented programs on their graduates’ ability to repay their student loans. More...