It’s a string of words designed to make any parent worried: dangerous social media challenge. This time, however, it’s not Tide Pods or the Kylie Jenner Lip Challenge that’s scaring parents. This time ...

TOLEDO, Ohio — You may have heard of it: it's a social media challenge called the "tripping jump challenge" or the "skull-breaker challenge." "This is really knocking someone's legs out from under ...