SAN FRANCISCO (KRON) — As the Colin Kaepernick, National Anthem controversy continues to stir, pictures have surfaced of the San Francisco 49ers quarterback wearing socks depicting police officers as pigs.

Kaepernick wore the socks to a practice at Kezar Stadium on August 10. The socks have pigs wearing police hats on them.

Many people are offended by this and see it as anti-police. “Pig” is often used as a derogatory term for police officers.

Kaepernick is under fire after he refused to stand up for the National Anthem in protest of police brutality.

Kaepernick’s response to the socks: