Followstheuniquelyqualifiedteamofspecialagentsthatareresponsibleforinvestigatingcrimesthatoccurinthe[展开全部]
FollowstheuniquelyqualifiedteamofspecialagentsthatareresponsibleforinvestigatingcrimesthatoccurintheNationalParkSystem,astheytacklecasesandbringlawandordertothispublicland.[收起部分]