Chandler police spokesman Sgt. Mark Franzen said the
investigation is focused on finding David Griffith, whom police
consider armed and dangerous.
Stenson, who was playing in the Arizona Fall League, was found
dead Wednesday in the Phoenix suburb of Chandler. He had been shot
and run over and apparently dragged by his own SUV.
Two men have been arrested in connection with the case.
Within two hours after Stenson's body was found, 43-year-old
Kevin Riddle was stopped by police while driving Stenson's SUV,
Riddle remains in custody on a $10,080 bond. He was charged on
Friday with possession of stolen property.
Riddle's 19-year-old half brother, Reginald Riddle, is being
held on a $500,000 cash bond for homicide, armed robbery,
kidnapping, and burglary. He has not yet been formally charged.
Reginald Riddle made an initial court appearance Friday.
According to court documents, he admitted his involvement during
interviews with police.
Franzen declined to elaborate on what Riddle told authorities.
Kevin Riddle identified himself as a transient to police, and
Reginald Riddle listed no address on court paperwork.
Griffith's connection to the Riddle brothers and Stenson is
Detectives have declined to identify a motive or to give a
detailed account of what happened to Stenson until authorities find
Griffith, Franzen said.