Date: Wed June 13, 2012 Show: Ross and Burbank Breaking news: Microsoft CEO Steve Ballmer will be part of the investment group led by Chris Hansen that has proposed a new NBA/NHL arena in the city of Seattle. // J.P. Morgan Chase CEO Jamie Dimon testified before congress today about his company's recent $2 billion losses. We get the latest from Bob Fuss, Capitol Hill correspondent for CBS radio. // The guy who’s going to walk a tightrope across Niagara Falls is going to wear a tether. John says that's cheating. // We talk to King County Executive Dow Constantine about the announcement that Steve Ballmer and the Nordstroms are part of the investment group behind the proposed NBA arena.