WASHINGTON – Pfizer says that more interim results from its ongoing coronavirus vaccine study suggest the shots are 95% effective and that the vaccine protects older people most at risk of dying from COVID-19.The announcement, just a week after Pfizer first revealed promising preliminary results, comes as the company is preparing within days to formally ask U.S.
regulators to allow emergency use of the vaccine.[TRENDING: Sheriff says deputy ‘forced to fire,’ killing 2 teens | Mom abandons baby at stranger’s house]Pfizer initially had estimated its vaccine, developed with German partner BioNTech, was more than 90% effective after 94 infections had been counted.