hour, looking at patients who were given the vaccine, those who thought they were getting the vaccine and those who actually got a placido instead and this was meant to study potential side effects? reporter: exactly, david. so, researchers looked at 12 vaccine safety trials with thousands of people and found that two-thirds of volunteers who got the placebo reported things like a headache and fatigue, suggesting that those relatively mild side effects widely reported from the covid vaccine might not be as common as people may expect. david? stephanie, thank you. next this evening, the house committee on the january 6th riot has now asked ivanka trump to cooperate with their investigation in an 11-page letter, the committee outlining their questions for the former president s daughter about the former president s actions or inaction before, during and after the attack on the capitol. they want to know more about a conversation the former
it appears to be able to evade some of the immune protection of things like monoclonal antibodies, convalescent plasma, and the antibodies that are induced by vaccines. that s the sobering news. reporter: tonight, the first reported death from omicron in the uk, where cases are doubling every two to three days. the new variant is expected to become dominant within the next two days. in london today, long lines as the government ramps up efforts to boost all eligible people by the end of the year. no one s rea tidal wave reporter: and back in this country, the air force says it s charged 27 service members for refusing to take the covid vaccine and did not seek a religious exemption. one official telling us we will likely see more discharges as the process continues. david? all right, stephanie ramos tonight. stephanie, thank you. on capitol hill tonight, the house committee on the january 6th riot is now set to vote to