1) A case involving a dispute between Colorado, Utah and Arizona over water rights.
2) A case involving an appeal of a 5th U.S. District court decision regarding the right of Texas high school students to recite prayers over the school PA system before football games.
3) A case involving a state law prohibiting the import of nuclear waste from other states.
4) A civil suit brought by a plaintiff from Tennessee against a defendant from Kentucky.
5) A contract dispute between a private company and the U.S. government.
6) A case involving a violation of a city ordinance against loitering.