SPOKANE, Wash. (AP) — The FBI says a 37-year-old man has been arrested following last week's discovery in Washington state of a pair of letters containing the deadly poison ricin.

By Alex Dobuzinskis LOS ANGELES (Reuters) - Los Angeles Councilman Eric Garcetti declared victory Wednesday in his bid to become the next mayor and vowed to put the city's economic slump "in the rear-view mirror," capping a race shaped by dire fiscal forecasts and questions about the political clout of organized labor. Garcetti crossed the finish line of his two-year campaign to lead America's second-largest city with 54 percent of the votes cast in Tuesday's election, defeating City Controller Wendy Greuel, who garnered 46 percent. ...

PHOENIX (AP) — The Jodi Arias trial had all the ingredients of a circus the minute it started: sex and violence, a defendant more than willing to seek the spotlight, a judge who extended leniency in allowing lengthy testimony and cameras in court — and a media-savvy sheriff ready and willing to set up jailhouse interviews with his most famous inmate.

OKLAHOMA CITY (AP) — The Oklahoma medical examiner's office says it has positively identified all 24 victims of Monday's tornado that ripped across the Oklahoma City area.

WASHINGTON (AP) — At the center of a political storm, an Internal Revenue Service supervisor whose agents targeted conservative groups swore Wednesday she did nothing wrong, broke no laws and never lied to Congress. Then she refused to answer lawmakers' further questions, citing her Fifth Amendment right not to incriminate herself.

NEW YORK (AP) — A top human rights organization on Wednesday criticized the Obama administration's increasing use of drone aircraft for the targeted killing of terrorism suspects overseas and questioned whether it is legal.

LOS ANGELES (AP) — The incoming mayor of Los Angeles was able to defeat a fellow Democrat by depicting her as a pawn of utility union bosses in a city long friendly to labor, an outcome expected to echo beyond California as unions nationwide face threats to their clout.

PHOENIX (AP) — Jurors in the Jodi Arias murder trial said Wednesday they were unable to reach a unanimous verdict on whether she should be sentenced to life in prison or death for killing her one-time boyfriend, prompting the judge to instruct them to keep on trying.

DENVER (AP) — Colorado Gov. John Hickenlooper indefinitely delayed the execution of convicted killer Nathan Dunlap on Wednesday and said he was unlikely to allow it as long as he is governor.