WAUWATOSA, Wis. (AP) – Children’s Hospital of Wisconsin says no one was hurt when a chemical spilled in a third-floor lab.   The lab was evacuated when a quart of acetic acid spilled Wednesday morning. The chemical can cause respiratory problems. Wauwatosa  firefighters responded to the hospital. WTMJ-AM (http://bit.ly/VPpfkw ) reports no patients were affected.

—      Information from: WTMJ-AM, http://www.620wtmj.com