dr. david hastings says his students learned the hard way about extreme weather. >> the heavy rain that happen this had past summer and the very heavy rains that happened this january, those are good examples. those are good examples of these extreme weather events. >> reporter: through the map, he is hoping students will help encourage the community to invest more money into preparing for more of the same. >> now, i know a lot of you were affected by that extremely rainy august as well. on this map, you can add your own stories so that you can help really tell the story of extreme weather and get the word out there. we're putting a link to this page on abcactionnews.com. back to you. >> thank you, adam. >>> getting a good night's sleep can be expensive. most mattresses cost more than $1,000 and some sell for much more than that. we're taking action for you, to spend to get a decent one. >> reporter: consumer reports performs all sorts of tests to check whether a mattress is worth the money. >> we tested mattresses that cost as little as $250 for queen-size and others that cost nearly $8,000.