Fees could go to a single miner(forger) usually, but can go to many parties, e.g.
Fees could go to a single miner(forger) usually, but can go to many parties, e.g. see Meni Rosenfeld's Proof-of-Activity proposal http://eprint.iacr.org/2014/452.pdf
Get block producers(miners/forgers).
Get block producers(miners/forgers). Usually one miner produces a block, but in some proposals not (see e.g. Meni Rosenfeld's Proof-of-Activity paper http://eprint.iacr.org/2014/452.pdf)