Colin Kaepernick's biological mother doesn't agree with his protest

Veterans are Tweeting Their Support for Colin Kaepernick

Like many others, Colin Kaepernick's birth mom doesn't agree with his national anthem protest.

The quarterback's biological mother, Heidi Russo, gave him up for adoption at birth. She expressed her disappointment with his decision on her Twitter account:

Kaepernick has yet to respond Russo's criticism.

Russo gave birth to Kaepernick when she was 19 years old. Six weeks later, he was adopted by Rick and Teresa Kaepernick. The relationship between Colin and his biological mother is currently unkown.

She followed up on her comments after facing backlash from fans of the quarterback on Twitter:

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