Following interviews with Darryl Sutherland, Petrovich discovered that organizers of the Progressive Conservative Party had funded Independent Native Voice candidates to split the left-of-centre vote with the New Democratic Party in three constituencies.
He made the following comment about CBC management in 2005, following the Corporation's lockout of its workers: "Why isn't someone trying to take back the controls from a bunch of box cutter-wielding ideologues who are ready to smash this organization into the pillars of public trust that took decades to build?"
[citation needed] In 2008, Petrovich's stories on the sale of MacDonald Dettwiler were named the best in radio reporting in British Columbia at the Jack Webster Awards.
[1] In 2009, Petrovich was presented the Canadian Association of Journalists award for faith and spirituality[2] along with fellow CBC journalists including Frank Koller and Vik Adhopia for their work on CBC Radio's Where is God Today?.
[4] In 2019, Petrovich authored "Blamed and Broken: The Mounties and the Death of Robert Dziekanski," an investigation into the aftermath of the Tasering of Robert Dziekanski at Vancouver's International Airport in 2007.