pandemic in human history. it is also going to be the most quickly-launched and into the public s hands, and arms, in the weeks and months ahead and an aggressive timetable that pfizer says is imminently doable and the administration says is going to be done, or else. let s get the read from lucas tomlinson at fda headquarters in silver spring, maryland. lucas what s the timeline on this? reporter: neil as you mentioned it s going to be very aggressive in fact top officials just concluded a press conference at the fda where they said they were not under any pressure from the white house to approve this new vaccine and they said it was the urgency of the mission that guided them. president trump touting this record-setting achievement from the white house last night. president trump: today s achievement is a reminder of america s unlimited potential when we have the will and the courage to pursue ambitious goals. as i ve said at the beginning, we will vanquish the virus and re