We have been watching the Waco Twin Peaks biker shootout with interest. From the outset, this mass arrest seemed to have some problems, and now that more information has come to light, the City of Waco has opened itself up to serious civil liability. Why? Because this is a textbook example of mass arrests without individual probable cause. At the heart of every arrest, there must be probable cause. Now, of course, probable cause is a very low standard that can usually be met, but not likely in this case. From what is currently known, the Waco Police Department decided...