First Image Ever of a Hydrogen Atom's Electron Cloud
Yes you can play more than one Response at the beginning of the play step.
Note this clarification on page 5 of the Air Marshal rules, which also apply to the base game as noted on the same page and on the QMG FAQ:
• If a team has multiple reactions to the same trigger, only one
is used at a time. Then the other team can use a reaction.
A team with multiple reactions to the same trigger can use
them in the order it chooses, as long as the other side has a
chance to use a reaction in between.