assistant general manager steve ritchie said -- >> there's no excuse. it was human error that caused it. that's why we're putting in place mechanisms to make sure it doesn't happen in the future with additional reviews to make sure it doesn't happen. it's as simple as that. they also said that it found -- similar couplings throughout its water delivery system, but those connectors had the proper restraints. in south san francisco, charles clifford, kron4 news. >>> today we saw sunny skies. but tomorrow, clod cover , at least through -- cloud cover, at least through the morning. areas of fog expected, plus the cloud cover. even after the fog clears, you're not going to see sunshine right away. temperatures into the low 40s in the mid and afternoon. and it let's take a look at thing to clearing times. today was really bad. we had fog for the delta, and the north bay, that just didn't want to clear. tomorrow morning it looks like 11:00 in the morning for santa rosa and concord. 10:00 in livermore, redwood city, and san jose. we're still going to have cover