LOS ANGELES (AP) — A pipeline company was convicted of nine criminal charges Friday for causing the worst California coastal spill in 25 years, a disaster that blackened popular beaches for miles, killed wildlife and hurt tourism and fishing.

A Santa Barbara County jury found Houston-based Plains All American Pipeline guilty of a felony count of failing to properly maintain its pipeline and eight misdemeanor charges, including killing marine mammals and protected sea birds.

California Attorney General Xavier Becerra said in a statement that Plains' actions were not only reckless and irresponsi...