<p>Gov. Janet Napolitano said Monday that she regretted the "heavy-handed" action of a top staffer whose arm-twisting phone call contributed to a political firestorm over the renaming of Squaw Peak to Piestewa Peak.</p>
<p>The governor chastised Deputy Chief of Staff Mario Diaz for calling a high-ranking Phoenix police officer to put pressure on the chairman of the State Board of Geographic Names.</p>
