Appeal by the defendant from a judgment of the Supreme Court, Kings County (Jones, J.), rendered April 1, 1991, convicting him of criminal sale of a controlled substance in the third degree (four counts) and criminal possession of a controlled substance in the third degree, upon a jury verdict, and imposing sentence.
On appeal, the defendant contends that reversible error occurred when the Supreme Court refused to issue a missing witness charge with respect to a police officer who was not called as a witness. We disagree. The defendant failed to make a prima facie showing that the uncalled officer was in a position to have knowledge about a material issue, or to have observed the drug sales disputed by the defendant (cf., People v Kitching,
