at treasure island, near st. petersburg, city ordinance prevents takeoffs/landings in the area.is anudtracked nea irish children from 9 mont who weren't. otatricians do still recommend brstll, it happened. all smashed in 35 seconds. in between all of them.ny concu that? concussions?one can sustain? >> had t breast-fed. >> i see. okay. >> letthink i could do it? i don't know. you know how i hate paper cuts. going through a security eo patdown. it's now getting a l question is, was it excessive or was th >> ith ♪ ooh, ooh, ooh "grease" be her re you're watching "world news onet i want ♪ >> announcer: "world news now" weather brought to you by -- clearasil rapid action. weather brought to you by -- clearasil rapid action. wow! but what other teen problems can it fix fast? will clearasil act fast to help this teen concentrate on his math test? darn! it only worked on the acne. can it hel... nope. no. so let's be clear: clearasil works fast on teen acne, not so much on other teen things. and now there's new clearasil overnight spot patches with patented technology for faster healing.

at treasure island, near st. petersburg, city ordinance prevents takeoffs/landings in the area. unless there is an emergency. >> many advantages to breast-feeding, but a new study says making children smarter is not one of them. the study tracked nearly 8,000 irish children from 9 months until they were 5 years old. when filtered for factors, parents' income, education. little difference in cognitive development between the children breast-fed and those who weren't. other benefits however such as fighting infections, well established. and pediatricians do still recommend breast-feeding. >> okay, now to video that we have to show you just because, well, it happened. check out this. this kid is karom, a 16-year-old from bosnia. >> the owner of a new guinness world record for smashing concrete blocks with his head. >> for those counting at home, that is 111 concrete blocks. all smashed in 35 seconds. of course, there is a front flip in between all of them. >> that is impressive. how many concussions come with that? a world record for how many concussions? one can sustain? >> had to

this happened at treasure island near st. petersburg. one witness said the plane also hit the top of a watercraft. a city ordinance prevents takeoffs and landings unless there is an emergency. thankfully in this instance no one was hurt. >>> well, many of southern california's beaches may vanish in the coming decades. yeah. and along with it their shores and all those waves. a study using a new computer model found nearly 70% of the beaches could completely erode by the year 20100. the rising sea levels will adversely affect the tourism industry and destroy critical infrastructure, hopes and businesses. an increase in human intervention is needed to presaefshg the beac off their longest losing streak in almost six years. investors were apparently rattled by the failure of the republican health care plan but late yesterday experts say hopes that president trump will now concentrate on other economic issues like tax reform fueled some optimism. u.s. stocks started moving upward again and overnight most asian markets close higher. >>> come