Federal, state, and local leaders joined forces in Petaluma this week, taking a walking tour of the treacherous Corona Road overcrossing. According to the Press Democrat, the goal of the visit was to rally support and funding for a proposed $15.5 million safety makeover along the Highway 101 span. Plans include adding protected bike and pedestrian pathways, along with a new roundabout at Industrial Avenue. The route has seen two fatal bike crash…