an irate middle-aged basketball coach in casual attire holding on the sidelines shouting and berating someone, pointing with his

coach basketball whistle sports middleaged man leadership isolated white background sportswear athletic instructor mentor holding ball team practice game physical education teacher professional athletics exercise competition foul violation warning pointing penalty wrong mistake vehement complain nag angry shout emotional heated 50s fifty male asian southeast filipino guy indonesian malaysian vietnamese protest scold irate middle-aged casual attire sidelines shouting berating finger finger basketball background