https://apnews.com/7d3dccc12bcd448bb040f80d4e170f51

U.S. regulators have approved a new pneumonia vaccine from Merck, more than a month after OK'ing an improved version of rival Pfizer’s shot.

Both new shots offer better protection against bacteria that can cause pneumonia, meningitis and blood infections, as well as garden-variety ear and sinus infections.