STEVE INSKEEP, host:
Good morning. I'm Steve Inskeep.
Students in Missouri are in trouble for a senior prank. They improvised a swimming pool in Troy Buchanan High School, but they left the water running until it overflowed, doing major damage. The artist Christo plans his own sort of prank. In his latest massive installation he wants to hang silver sheets over miles of river in Colorado. Wildlife officials are dubious, wondering if the sheets will bother the local bighorn sheep.
It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.