Rep. Tim Ryan (D-Ohio), a 10-term representative in Congress since 2003 and a former Democratic presidential contender, announced his run for the U.S. Senate on Monday morning. “I’m running for Senate because Ohioans are working harder than ever, they’re doing everything right, and they still can’t get ahead,” Ryan wrote on Twitter. “It’s time to hit the reset button.” Ryan is running for the seat to be vacated by Sen. Rob Portman (R-Ohio), who announced on Jan. 25 that he wouldn’t seek his third-term reelection in 2022. Originally from Ohio’s blue-collar Mahoning Valley, Ryan stressed his focus on workers and jobs, in the video accompanying his announcement. “We need to invest in the businesses so they can create more jobs for even more workers. We need to step up our training and science and technology, so the clean energy jobs come to Ohio today,” Ryan said in the video.  “We …