1.   And if the PSA reading continued to rise, he said, the doctor would likely have ordered a repeat biopsy.

2.   Nevertheless, he said, regular readings have continued over the years.

3.   The chill of Thursday will moderate across the Front Range of the Rockies and Plains on Friday, though readings will continue to be below normal.

4.   The excessive readings continued there for six hours.

5.   The highest ozone reading would continue to come from Livermore, where ocean breezes push boiling chemical clouds from the congested Bay Area into the Livermore Valley.

6.   But analysts and government officials warned against too much optimism that the positive reading will continue in months ahead.