unacceptable lead levels were found at souza middle school in southeast this spring.t was discovered just weeks after a group of students returned there volunteering in flint, michigan. lead also found in seven water outlets and four libraries. >> no one expected it. and to have just returned from flint and seeing the severity of the crisis there, it really hit home. >> filters are now being installed in all of those >>> well, even in the digital age, it looks like more people prefer paper. a survey done for credit card.com show that 93 million credit cardholders still get a paper bill in the mail. roughly half of those people prefer to only get their statements on paper and many say they would even pay to keep the mail statements coming. those credit cardholders like to keep track of their records and remember to pay on time. i get it. >> you do? >> you get something in your hand, it keeps it in your mind. >> but you waste the paper. you get an e-mail alert. >> we've seen how many of your e-mails you haven't opened yet. >> thanks for calling me out. >> i e-mailed you

unacceptable lead levels were found at souza middle school this spring. they were discovered after a group of students returned from volunteering in flint, michigan. lead was also found this seven water outlets in four libraries. >> no one expected it. and i think to have just returned from flint and seeing the severity of the crisis there, it really hit home. >> filters are being installed in all of those facilities now. >>> lack of exercise may increase a woman's risk for ovarian cancer and death from the disease. one new study said women who had done no physical activity during their lives were 34% to get ovarian cancer. experts say regular exercise can help. >>> smartphone apps and other visual aids might improve emergency carry for heart attacks and strokes. a swedish study found an s&p thapp helpeded to get faster treatment. and another app that lets e.r. doctors send images to heart specialists improved the speed of diagnosis. >>> new this morning, an airplane that flies without fuel only solar power is back on the ground. it finished a three day f