Sunday on CNN’s “Reliable Sources,” anchor Brian Stelter said it is “offensive and otherworldly” for “right-wing” talk radio hosts to question the state of presumptive Democratic presidential nominee former Vice President Joe Biden’s mental and physical health. Stelter said, “Let’s go on a trip together to a totally alternative universe. You never hear what’s happening there unless you tune in to right-wing talk radio, but you need to know what they are saying because the most popular, most powerful talkers in the country have trained their sights on Joe Biden. What you are about to hear them say is mind-boggling....