. >> and in addition to lobbying for bill, wendy croslin is suing the manufacturer of the energy drink that her daughter consumed. more on that coming up on "news4 at 6:00." jackie bensen. >> and the energy drink sales have skyrocketed over the number of years, and so have the in number of energy-drink emergency room visits. according to the number of e.r. visits reported, it doubled from over 10,000 in 2007 to more than 20,000 in 2011. most of those visits the people from 18 and 25. the fda does not regulate the amount of caffeine in the energy drinks, because they are sold as dietary supplements, and so how much of a jolt do they give? well, monster does not list the amount of caffeine in its product products, but a mayo clinic study found that it contained 85 milligrams per serving. so here are three 16-ounce cans of the monster drinking, and this is the equivalent of what she drank before she died. according to the mayo clinic, that is the same of drinking up to five 8-ounce cups of coffee or eight sew is das. a -- sodas. and if the maryland law prohibits this sale to mier norse, i