this morning on "world news now" -- captured. american forces say they have taken down a terrorist. the mastermind behind the benghazi attack. what's next for one of the world's most wanted. path of destruction. the town leveled by not one but two tornadoes, as millions of americans face the threat of more twisters today. mother accused. a so-called mommy blogger facing serious charges. prosecutors say she poisoned her son on purpose in a very unusual way. and in "the skinny," big changes for the children's television classic "sesame street." it's not a new co-star for burt, ernie and big bird. it's something else. stay tuned. it's wednesday, june 18th. >> announcer: from abc news, this is "world news now."