Roughly Speaking's two-plus weeks of candidate interviews returns to the Baltimore mayor's race with talks with one Democrat and one Republican, both of whom worked in local media, the latter a familiar voice on WBAL Radio for a decade.In this podcast:1:40: Patrick Gutierrez worked briefly here at the Sun as an editorial assistant. Before that, he had a successful career in banking. Today, he tells us why he’s running for mayor and describes the event last spring, following the death of Freddie Gray, that convinced him to get into the race and share his many ideas for improving the quality of life in the city.31:23: A veteran broadcast journalist, Allen Walden joined WBAL Radio in 1988 as morning anchor. In addition to catching his rush hour news reports, listeners heard his daily commentary, “Walden Ponderings” for years. Allen Walden retired from WBAL in 1998, ending a career that spanned decades and took him to new York, Boston and Cleveland before he settled in Baltimore. He's now a Republican candidate for mayor of his adopted hometown.