think that we have to completely tear down the system and remake it. and i think it's important for us not to lose sight of that. >> expect buttigieg to be the target of increased attacks during the next democratic debate on wednesday night. if michael bloomberg is running, insiders are expecting him to make an announcement in coming days. he reversed h his position on stop and frisk. he supported the policy during his tenure as mayor. on sunday, he apologized for his position, aed an african-american megachurch in brooklyn. >> i got something really important really wrong. i didn't understand back then, the full impact that stops were having on the black and latino communities. i was totally focused on saving lives. but as we know, good intentions aren't good enough.