i'm sharon especiallierso. s k the open and didn't look back. all ten sectors were hire and nine out of ten stocks p for the d thdowndustrage cegn turned positive for the year seeing its biggest one-day gain in a month's time. at the close the blue chip dow in index soared in fheat 18the button. the nasdaq rose 62 points and s&p 500 added 25. this even as bond yields keep climbing, sitting at eight-month highs. the yield at 2.%. bob pisani at the new york stock exchange takes a look at the three reasons today for rally. >> stocks opened strong and closed strong. more than three stocks advancing for each one declining. why? there were thre primary catalysts. first, stocks were due for a bounce. the s&p 500 has been down nine of the last 14 tradinging sessions. transports and interest rate sensitive groups have already entered correction territory. down 10% or more. from their recent highs. secon, mornin german chancellor angela merkel signalled she was willing to meet her greek counterpart in brussels to restart the stalled talks. it's unclear wh