for others, like 24-year-old nick bebonis, back-to-back arrests have led to a revolving door relationship with boston's suffolk county jail. >> the stays in here getting longer and the stays on the street keep getting shorter. i was in for three and a half months, i was out for eight days, now i've been back for two months. eight days. most of my record is armed robberies, they're all comprised of a couple of blocks, sometimes a project, sometimes an entire neighborhood, certainly. in almost every case, every group has some sort of serious feud with at least four to five other groups within the city of boston. >> and over the past 10 years, the structure of those gangs has changed and that's had a serious impact on the jail. >> such as it was, there was a bit of a code about what you did and what you didn't do. and that seems to have gone by the wayside, and what that translates into is some of this wild west mentality and sort of shooting for any slight, real or imagined. >> that's just how it is. bank robber robs banks, a nurse helps patients, gang members shoot each other. >> back to t