matt riddle, thank you for joining us this morning. very relevant, a shocking the reports from the cdc found alarming rates of mental health struggles among teen girls. after the break, i'll speak with a psychologist about how to help our kids. he series... the boss upended the whole roster. here's this young sub from jersey, brimming with confidence. and meatballs. it had a lot of attitude- for a rookie. and a lot of pepperoni. the subway series. the greatest menu of all time. my asthma felt anything but normal. a blood test helped show my asthma is driven by eosinophils, which nucala helps reduce. nucala is a once-monthly add-on injection for severe eosinophilic asthma. nucala is not for sudden breathing problems. allergic reactions can occur. get help right away for swelling of face, mouth, tongue, or trouble breathing. infections that can cause shingles have occurred. don't stop steroids unless told by your doctor. tell your doctor if you have a parasitic infection. may cause headache, injection site reactions, back pain, and fatig

. >> reporter: "gma" speaking with matt riddle whose daughter emma not only survived the ms umass shooting14 months ago was nearly a victim in another mass shooting in a high school at oxford, michigan. another mass shooting that left four dead and injured seven. >> having been through it in oxford it helped her understand what she needs to do in these situations and i don't like that she has those tools. i wish she didn't but she does. >> reporter: and an exact motive remains unclear. one staggering statistic to consider mass shootings at schools in just the last five years are up 150%, robin. >> that is indeed staggering. alexer thank you. >>> now to the cross-country storms on the move. at least 25 states are on alert for snow, wind, possible tornadoes. ginger is live in philadelphia tracking it all for us. good morning, ginger. >> reporter: hey, good morning to you, robin. it's a mild and breezy morning but west of here, north of here it will be a hold on to your hat windy day. anywhere from new england right through midland, michigan, to midland, texas, wind alerts and plenty of winte