Former star of The Bachelor Colton Underwood and talk-show host Andy Cohen have joined the growing group of celebrities who have tested positive for coronavirus.Underwood posted a video on his social media pages saying he has been following all social distancing rules for a week, but tested positive on Friday.The 28-year-old former football player who appeared as The Bachelor in 2019 says he began having symptoms, primarily exhaustion, a few days ago.“The main thing is I can’t even walk up a flight of stairs without being out of breath or going to the bathroom without having to sit down because I’m exhausted,” he said.