Two key congressman emerged from an hour-long meeting with the NFL and players union and announced a deal to begin blood-testing players for human growth hormone. Minutes later, union officials would commit only to testing when a fair and safe system is in place -- what they've been saying all along. After Friday's high-profile mix of sports and politics, HGH testing in pro football didn't seem closer to reality. "We're not guaranteeing any outcomes except there was an agreement to begin testing immediately," Rep. Darrell Issa, a California Republican and chairman of the House Oversight and Government Reform Committee, told reporters after the meeting. "The other aspects of what you do with the tests will be resolved over the next many weeks, and we've agreed on a bipartisan basis to have the committee play a role if necessary" to bring the sides together again. Read more: http://espn.go.com/nfl/story/_/id/7101465/hgh-test-tap-nfl-not-fast-union-says