1000 % fatist. Think about the logistics. A few decades back criminal gangs used to do container trucks but they moved into drugs because its small items not large amounts of gear to shift.
A serial killer is not going to target a fat person -more disposing problems
.A kidnapper for ransom is going to target a rich person- few Rich people are fat- today its the poor who are fat.
Rogue minicab driver out for rape or ethnic gang out for group rape (its actual PC term) again unless they have a large van and not a car ,why take up space with a fattie.