Protests over the fatal shooting of an unarmed man by a Bay Area Rapid Transit police officer turned violent Wednesday night with windows broken, fires set and train stations closed.

When his wife needed a kidney transplant, Dr. Richard Batista gave her one of his, attorney Dominic Barbara said. Now that Dawnell Batista has filed for a divorce, Richard Batista wants his kidney back as part of his settlement demand. Or, Barbara said Wednesday, his client wants the value of that kidney: An estimated $1.5 million.

Drug-related violence in Mexico, already at unprecedented levels, is expected to escalate further this year, with targets likely to include top Mexican politicians and law-enforcement agents and possibly even U.S. officials, according to diplomats and intelligence experts on both sides of the border.