State Circle Friday, Mar. 23, 201225:33Video duration: 25:33 Aired: 03/23/12 Rating: TV-G An underground killer, should sprinkler systems be mandatory, vehicle smoking ban, and a septic tanks ban decision. Add to WatchlistShare:Share this video on FacebookShare this video on TwitterShare this video via EmailShare this video on Google PlusEmbed Code for this videoEmbed CodeState CircleFriday, Mar. 23, 2012Premiere Date: March 23, 2012, 12:01 a.m.Width in pixels px Height in pixels px Please copy this text to your clipboard×CloseProblems Playing Video ?Report a problemClosed CaptioningReport a ProblemBefore you submit an error, please consult our Troubleshooting Guide.Type of ErrorVideo doesn't loadVideo loads, but doesn't playVideo jumps back/forwardOnly audio is streamingSponsorship playback errorOtherPlease add more detailsCancelSubmit ReportYour report has been successfully submitted. Thank you for helping us improve PBS Video.Close×Close State circle is made possible by the generous support of viewers like you.