america: after five people are shot and 100 rounds fired in philadelphia, cbs elaine quijano is there tonight in one of the nation s deadliest cities. and a trip into the history books. cbs kris van cleave is on a flight honoring a pilot and pioneer. this is the cbs evening news with norah o donnell, reporting from the nation s capital. o donnell: good evening, to our viewers in the west, and thank you for joining us on this wednesday night. tonight, donald trump s former vice president is speaking out for the first time since the search of mara-a-lago, and it comes as the january 6 committee is continuing its work. tonight the panel may have a new witness. mike pence says he would consider testifying if he is asked. you may recall there was a pressure campaign led by trump for pence to overturn the 2020 election and not certify the electoral votes in congress. white house officials told the committee when pence didn t comply, the former president called him