TSA pats down a screaming toddler You might think a 3-year-old would whiz through security. A child is non-threatening, wears slip-on shoes, and carries little luggage. Not the case for Mandy Simon who was passing through security with her dad at the airport in Chattanooga, Tenn. Read more: http://www.sfgate.com/cgi-bin/blogs/sfmoms/detail?entry_id=77140#ixzz15TkfOowu