(Huffington Post) Famously fit Chicago mayor Rahm Emanuel, formerly Barack Obama’s chief of staff, appeared on local TV affiliate WGN-TV last Friday to ask that his city’s residents consider going vegan to improve their health.

Specifically, Emanuel endorsed a popular fitness and eating regime called the Engine 2 Diet, which was invented by former pro triathlete Rip Esselstyn.

Note: Read our discussion guidelines before commenting.