On an unseasonably warm February morning, 11 children — some quiet and sleepy-eyed, some chipper and chatty — followed Regina Stieber along Milwaukee sidewalks wet with melting snow. Two days per week, Lincoln Avenue Elementary School's "walking bus" picks up students on a set route and makes sure they get to school safely. Stieber, Lincoln's community school coordinator, … [Read more...] about Knapp Elementary aims to launch walking school bus program