Chris Brown lashes out after his baby mama accused him of endangering their child

Chris Brown's baby mama Nia Guzman last week filed court docs accusing Chris of causing their daughter Royalty to become asthmatic from second hand cigarette and weed smoke and for this, Nia asked a judge to restrict Chris's visitation rights and force him to go for drug test. In an instagram post he's since deleted, Chris Brown lashed out, saying the allegations was just a way for Nia to extort him. What he wrote