No they aren’t . . .
https://en.wikipedia.org/wiki/Combined_statistical_area#List_of_combined_statistical_areas
http://www.businessinsider.com/the-demographics-of-detroit-are-changing-rapidly-2015-5
http://www.detroitnews.com/story/business/2015/09/28/amazon-detroit/72963280/
http://www.blocaldetroit.com/six-new-businesses-have-moved-to-detroit/
https://www.youtube.com/watch?v=-dqfEyJyxNY
Btw I am there off and on quite a bit so I don’t really care what Wikipedia says. I know from personal experience what is happening in Detroit.