which time bike patrols officers and nero, officers miller and neros also began to pursue mr. gray. having come in contact with the pursuing officers, mr. gray surrendered to officers miller and nero in the vicinity in the 1700 of block of presby street. they handcuffed mr. gray and moved him to a location a few feet away from his surrendering location. mr. gray was then placed in a prone position with his arms hand cuffed behind his back. it was at this time that mr. gray indicated he could not breathe and requested an inhaler to no avail. officers miller and nero placed mr. gray in a seated position and subsequently found a knife clipped to the inside of his pants pocket. the blade of the knife was folded into the handle. the knife was not a switch blade and is lawful under maryland law. these officers subsequently removeds the knife and placed it on the sidewalk.