This week's Arizona Illustrated Political Roundtable promises to be lively: Ballots have dropped in the mayor's race, GOP presidential frontrunner Herman Cain wants to build an electrified fence on the border and one of our panelists is being sued for a million dollars. Tune in at 6:30 p.m. on Channel 6 to see Tucson Weekly senior writer Jim Nintzel ask the questions of Arizona Public Media reporter Andrea Kelly, Democratic strategist Rodd McLeod and GOP strategist Jonathan Paton.