Chris Nanos, former Pima County sheriff, announced Tuesday night that he'll again seek office, calling on current Sheriff Mark Napier to "step down and not run for re-election." Read more»

Billy Kovacs is going to lose. Billy Kovacs is the future of the Democratic Party in Southern Arizona. Reconciling those two truisms is the biggest challenge the party faces, here, statewide and nationally because they could use some new blood. Read more» 6

Beset by accusations that he is responsible for a "broken leadership culture" at the Pima County Sheriff's Department, Sheriff Chris Nanos defended himself during a press conference Wednesday and called Dr. Richard Carmona, a 30-year veteran of the agency, a "blatant liar" with "anger issues" and "barely anything more than a wannabe deputy." Read more»

Following the indictment of Chief Deputy Chris Radtke, a group of deputies reiterated their claims Tuesday that the Pima County Sheriff's Department is suffering from a "broken leadership culture" created by Sheriff Chris Nanos. Read more»

Dr. Richard Carmona, former U.S. Surgeon General and veteran of the Pima County Sheriff's Department, accused the current sheriff of "unacceptable" behavior and said that deputies "lived in fear" for their jobs. Sheriff Chris Nanos hit back, saying the attack was "politically motivated." Read more»

It snows more often in Tucson than new blood washes through a county department, which is what elections are supposed to provide. It would be nice to elect people to run the county who didn't draw a public paycheck prior to being placed in office. Read more» 1

Ray Carroll was always at his best and most endearing in the fight rather than outside of it. Sugar Ray was a boxer growing up, and it showed in how he did the job when he was doing it the way it should be done — from his steadfast resolve against sales taxes to his early defense of MLK's legacy and desert conservation. Read more» 2

Come August, there'll be a new sheriff in town: as expected, Pima County supervisors named Chris Nanos to replace the retiring Clarence Dupnik. The incoming sheriff said that while he'll leave the political decisions to the Legislature, Arizona should look at how Washington and Colorado have legalized marijuana. Read more» 4

Longtime Pima County Sheriff Clarence Dupnik said Friday that he will step down at the end of July. Dupnik, in office since 1980, advised attendees at a surprise party for him that his oft-rumored retirement will take place in just over a month. Read more» 2

Longtime Pima County Sheriff Clarence Dupnik said Friday that he will step down in 2015. Dupnik, in office since 1980, advised listeners of the Bill Buckmaster Show that his oft-rumored retirement will soon take place. Dupnik's likely replacement is widely seen as being Chris Nanos, who was elevated to the long-vacant post of chief deputy early last year. Read more» 4

Pima County Sheriff Clarence Dupnik, 9/11 survivor Jim Campbell, Councilman Paul Cunningham, financial advisor Shelly Fishman, Arizona Capitol Times Editor Jim Small Read more»

Interviews with Pima County Sheriff Clarence Dupnik, and renowned comet discoverer Dr. David Levy. Plus, Mike Feder, general manager of the Tucson Padres, talked about the return of spring training to Tucson. Read more»

An interview with Pima County Sheriff Clarence Dupnik, plus Bill Assenmacher and Rick Grinnell of the Southern Arizona Business Coalition. Read more»

A debate between Democratic Pima County Sheriff Clarence Dupnik and challengers Mark Napier, a Republican, and the Green Party's Dave Croteau. Plus, Desert Garden host Phil Seader talked about Operation Clean Sweep. Read more» 8

An interview with Jeff Rogers, Pima County Democrat Party chairman, plus the Reporters' Roundtable with TucsonSentinel.com's Dylan Smith and Mark B. Evans of TucsonCitizen.com, while Matt Russell has the Weekend Watch. Read more»