Don't be so patronizing to minority groups, they are just as capable as everyone else and already have to get ID for numerous other activities.
The US is less racist than most other countries on Earth, yet somehow it is the US that couldn't properly implement voter ID cards?
Racism in America has dropped dramatically in the last 50 years according to multiple lines of research, the perception that racism is on the rise is false and misguided.
It's a shame voter ID can't be implemented on a nationwide basis in the US just because people have concerns that are longer valid.