After a corner kick has been
taken, the ball is caught by an outside agent in the field of play
without any player having previously played it. What action does the
referee take?
The referee stops play. Play is restarted by a dropped ball at the place
where the ball was at the time the match was stopped.*
May additional balls be
placed around the field of play for use during a match?
Yes. Provided they meet the requirements of Law 2 and their use is under
the control of the referee.
Is the ball considered as an
object when it is used to strike an opponent?
Yes.