If you normally attend Chico Council meetings...get ready for a change as you enter the building . Chico Police Chief Billy Aldridge said the new security measures are for anyone entering the building. The updated process includes thorough bag checks and requires individuals to walk through a security detector. Chico City Mayor Andrew Coolidge says in response to recent national acts of violence and concerns raised by security specialists regarding vulnerabilities in the chambers, the city has been prompted to take proactive measures.