Mayor Mark Stodola, Police Chief Stuart Thomas, Fire Chief Greg Summers, Annie Abrams, Dexter Doyne, Jim Metzger and Yana-Janelle Scott are lined up to talk up the 1 percent city sales tax increase tomorrow at noon at the Willie Hinton Neighborhood Resource Center, 3805 W. 12th St. The Committee for Little Rock's Future is hosting the event, and calls attention, in a news release, to the diversity of the group.