tar gegt terror. stripping gent new security measures for airline passengers flying to the united states. security scare. newark airport locked down for hours after an unknown man slipped past the screening check point. as you can see, absolute chaos. and touching the sky. dwarfing the competition, the world s tallest building open for business. this is the cbs morning news for for business. this is the cbs morning news for monday, january 4th, 2010. captioning funded by cbs good morning and thanks for joining us. i m michelle gielan. this morning the obama administration is instituting new security measures for all passengers flying in to the united states. and passengers from 14 nations will be subject to particularly intense screenings. tara mergener is this washington with details. good morning. reporter: good morning. well, these international travelers will be facing new scrutiny now. the tsa calls it a major step forward. starting came, all travelers who want