it has been nearly four months since david hartley was gunned down while jet skiing on the america mexico border. his wife will join us live "early" this wednesday morning, jjanuary 19th, 2011. captioning funded by cbs >>> good wednesday morning to you. i'm erica hill. >> i'm chris wragge. >> a lot to get to today. a nice way to start our day, keeps you moving. we begin with news out of the washington. earlier this morning, there was a red carpet greeting for chinese president hu jintao. president obama welcoming him to the white house in a ceremony complete with full honors and a military band. later today, the two leaders will hold a brief news conference. tonight, president hu will be the guest of honor at a state dinner. it is the first state dinner in 1 years 13 years for a chinese leader. the u.s. and china agreeing to establish a joint nuclear security center in china. and while that may be a strong first step there are still many questions about what else the administration is hoping to gain from this high profile state visit. for that answer, i spoke earlier with secretary of sta