City News Service

Students and staff at Cal State San Marcos may have been exposed to tuberculosis this fall semester, the San Diego County Health and Human Services Agency announced Wednesday.

During the yearly "maximum enforcement period," scheduled to run from 6 p.m. Wednesday to 11:59 p.m. Sunday, all available CHP officers will be on duty, scouting local freeways and rural routes for DUI offenders.

A three-justice panel from the Fourth District Court of Appeal ruled in agreement with San Diego Superior Court Judge John Meyer's finding that only the state can implement such a mandate without exemptions for religious or personal beliefs.

The UC San Diego Sanford Stem Cell Institute will launch blood stem cells into space aboard a NASA support mission to the International Space Station Tuesday in an effort to study the impact of lack of gravity on human cellular aging.

A preliminary magnitude-6.2 earthquake shook Baja California and parts of San Diego Tuesday morning.

The study also is intended to identify improvements to better connect North County Transit District's BREEZE buses and SPRINTER hybrid rail to increase accessibility and pedestrian and bicycle traffic.

After two months of closure, rail service between Orange County and San Diego County resumed Monday on both Metrolink and Amtrak lines.

The weather forecast has led the Padres to cancel FanFest on Sunday.

There were no reports of any damage or public threats related to the quake.