Once again a great many on Getbig haven't a clue.
Some folks are born with a disposition to be heavy. Sure, they can (usually) lose weight, but not without extreme action that can often become more harmful than just staying at their natural "set" weight.
Besides, there are many, many people who are crazy healthy who are far from ripped, lean and/or muscular.
And about this woman being a TV reporter so she isn't a real journalist ... Are you serious, buddy? These anchors, whatever you wanna call 'em, are fully immersed in story development, etc. So to be simply a model is not enough, by far.