When USADA reps showed up at the Florida home of 59-year-old road cyclist Scott Gross at 8:32 p.m. May 3, he refused a drug test. So he drew an automatic 4-year suspension. He didn’t appeal. After posting about Scott’s case a couple weeks ago, I found him through his cycling shop, Open Road Bicycles. He called me, and we chatted for about a half-hour. He told me he refused testing, which he assumed would include drawing blood, because he met the USADA pair in his garage and didn’t think it was a suitable place. He also wasn’t sure the reps…