A voter fills out his ballot at the Belmar Library in Lakewood, Colorado, on Monday, June 29, 2026. (Jesse Paul, The Colorado Sun) " data-large-file="https://i0.wp.com/newspack-coloradosun.s3.amazonaws.com/wp-content/uploads/2026/06/colorado_primaries_2026_jp-11-scaled.jpg?fit=780%2C520&ssl=1" /> The Advance Colorado proposal will be the only redistricting…