One of the men who was convicted of murdering XXXTentacion is now taunting the late rapper’s family by laughing at a video of X’s son. XXX’s Killer Posts Rapper’s Son on InstagramOn Tuesday (April 9), the Instagram page for Michael Boatwright, one of the three men convicted and serving prison time for XXX’s 2018 murder, shared a post on his Instagram Story of the late rapper’s son. The heart-warming clips, which can be seen below, show Gekyume walking around the house showing off pictures of X to the cameraman. Boatwright added multiple crying laughing emojis. In another post, he shared a scre…