SAN FRANCISCO (KRON) — Former San Francisco great Jerry Rice recently shared his thoughts on the Colin Kaepernick controversy.

The San Francisco 49ers quarterback has been making headlines after he refused to stand for the National Anthem to protest police brutality.

Reactions to Kaepernick’s protest have been mixed.

Rice joined the discussion with just one tweet:

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Twitter exploded after he tweeted, with most people disagreeing with Rice.

Here are some reactions: