'Voluntary' CPS plan bullies some parents Houston Chronicle Copyright 2012 Houston Chronicle. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Updated 12:06 a.m., Monday, May 28, 2012 Both incidents required investigation by law enforcement officials, who as a matter of course, called Child Protective Services. What happened next to both families reflects a disturbing trend that Houston attorney Chris Branson blames on a 2008 legal memorandum sent to all Texas CPS investigators.