tonight, how many lives may have been saved. children s hospitals, overwhelmed. pediatric beds at capacity, as the country sees a dramatic rise in r.s.v. we speak with an emergency room doctor. how concerned are you about a long winter of illness? i m concerned. o donnell: and, putin watches his troops nuclear drills. cbs s holly williams gets reaction from inside ukraine. from the nation s capital. o donnell: go e to our viewers in the west, and thank you for joining us on this busy wednesday. tonight, there are major developments that could potentially shake up the midterm elections in two key political battlegrounds. the breaking news from georgia: republican senate candidate herschel walker is denying new accusations that he paid for another woman to have an abortion three decades ago. the accuser says she is afraid of retaliation, and wants to remain anonymous. and, in pennsylvania, there is concern tonight from democrats after the senate debate between john
First light is one of the most important tests of any new telescope. It allows you to look at a well-known object, see if there are any problems with your telescope, and to get a small glimpse of how good your telescope is going to be.
Almost 20 years ago, we launched the Hubble Space Telescope. For its first light image, astronomers zoomed in on an area of the cluster NGC 3532, an open star cluster known as the Wishing Well Cluster: