J Balvin has broken his silence and declared his support for the Black Lives Matter movement.As the music industry enters “Blackout Tuesday” in response to the death of another unarmed African-American at the hands of police, Balvin adds his voice to the growing calls for racial justice.The Colombian reggaeton star makes a pledge "to do better" and to continue learning, and he calls on his Latino community to do the same.Writing in Spanish and English, Balvin explains: "After taking time to