Here is the latest California news from The Associated Press

SAN FRANCISCO (AP) — Authorities have arrested a seventh suspect wanted in the killing of a German tourist near San Francisco's Union Square in 2010. The San Francisco Chronicle reports that 21-year-old Devante Laws was arrested Friday in Hayward by the U.S. Marshals Service. Investigators have been looking for the suspected gang member since the August 2010 killing of 50-year-old Mechthild Schroer.

SACRAMENTO, Calif. (AP) — The agency running California's health insurance exchange has extended the deadline for payments until Jan. 15. Covered California says health coverage will continue to take effect on Jan. 1, but the payment deadline has been extended to prevent consumers from feeling rushed to pay recently received invoices. Consumers have overwhelmed the agency's website and call centers.

CYPRESS, Calif. (AP) — Police say a 22-year-old woman has been arrested for investigation of attempted murder after three people were stabbed at an Orange County home. Cypress police say officers responded to a 911 call at about 1 a.m. and found the victims. Authorities say all three are in stable condition and Kassandra Duran is being held on bail.

VENTURA, Calif. (AP) — Officials are stepping up monitoring efforts to prevent an invasive mussel found in Ventura County's Lake Piru from spreading to other Southern California lakes. The Ventura County Star reports recreational boaters can no longer move easily from Lake Piru to nearby Castaic and Pyramic lakes and must now face inspection. State water agencies say the quagga mussel can clog pipes and machinery.