let's get back to headquarters and melissa lee and "halftime." >>> and we are halfway through the trading day. here's what we're following for you. buyer beware. citi group unveils the top new buys for the year. find out why he says it's time to get defensive. zero to hero, can the only loser turn things around in 2014? we have a big debate on big blue. >>> first, shipping delays. who cares? fedex and u.p.s. may have stolen christmas, but investors don't seem to mind, with amazon off an on-time high. is the online shopping news good news?