They are on bath salts it causes cocaine psychosis which causesBlack Arrow Officer said:http://www.wptv.com/dpp/news/news_archives/like-miami-zombie-face-eating-attack-charles-baker-gets-naked-eats-human-flesh-deputies-say
These attacks seem to be linked to me. The "zombies" behave in a similar fashion (biting human flesh, taking off clothes, refusing to cooperate with officers, animalistic behaviors) and all are reported to be on "substances".
1:Increased body heat (why they take clothes off)
2:Violent tendencies which causes them to need to be chained to a bed for days till they calm down(The violence)
3:It causes psychosis(biting human flesh refusing to cooperate with officers, animalistic behaviors)