How would you rule? "BARREL"
So a thrown ball ended up going into the Bat BARREL/DRUM that is placed in the field of play near the backstop just outside the dug-outs.
What do have?
http://downloads.asasoftball.com/umpires/pdf/2013_asa_Umpire_exam.pdf
You don't have to be an UMP to learn a few things from the test~~~maybe we can even get some help on the tough ones from the guys in Blue here!
Good Luck~