They proffer claims of being "essential," "pure," and "crystal-fresh," but are bottled waters anything more than glorified tap water?
The answer, said some House lawmakers at a hearing on Capitol Hill today, is that we often don't know for sure.
Watch "World News With Charles Gibson" tonight at 6:30 p.m. ET for the full report.
Holding up a bottle of Dasani, Rep. Bart Stupak, D-Mich., scoured the label for information on the source of the water.
"It doesn't say anything about sources or...Full Story