california, he describes this move as somewhat risky, having this bridge span eight lanes of very busy roadway before the center support tower was even built. all of these questions will be certainly coming out in the next days, but the search and rescue operation, looking for survivors, as you can tell the sunset happening behind me, it is going to go all through the night and definitely into the early morning hours, if not longer on friday. >> martha: phil, just to clarify, there is no center, there was no center holding this up at this point? >> by all of the video we have seen on the installation on saturday, there is not a support tower in the middle, so the entire span of the bridge, 174 feet long, made out of concrete and steel and rhubarb y spanned across the road