Sand art, Ocean Beach, San Diego, California. (Courthouse News photo / Chris Marshall) SAN DIEGO (CN) — Scientists studying polluted waters which have fouled the Pacific Ocean and Southern California beaches after breaching crumbling wastewater infrastructure in Mexico said Thursday a new scientific prediction model can prevent beachgoers from getting sick. Scientists with the Scripps Institution of Oceanography at the University of California, San Diego held a webinar Thursday with San Diego City Councilwoman Vivian Moreno attended by more than 120 people to discuss strides researchers hav...