Some 800 people have taken part in a peaceful protest in McKinney, Texas, calling for the dismissal of Police Corporal Eric Casebolt.<br /><br /> #McKinney #McKinneyPolice #ChargeHim paid leave is a slap in the face!! pic.twitter.com/hJIV5QhHog— Layla Evette (@laylaevette) June 9, 2015<br /> <br /><br /> Casebolt has been put on administrative leave after a video surfaced on social media of him pushing a 15-year-old girl to the ground and briefly pulling a gun on another youngster. The clip has since had over seven million views on YouTube.<br /><br /> Dajerria Becton, the teen seen being forced to the ground, told broadcasters the police twisted her arm and grabbed her by the hair.<br /><br /> <br /><br /> The incident took place at a pool party in the US town of McKinney, which lies around 50 kilometres north of Dallas. Events took a sour turn when the youngster refused officers’ requests to leave a community pool, according to the police.<br /><br /> Aryana Rhodes witnessed the situation unfold.<br /><br /> “My friend, the one who recorded the whole video
