The Jamaica Constabulary Force tweeted that Mr. Henry was held on Monday in Seaview Gardens.
Mr. Henry's grandniece, Sorika Picart, a student of Convent of Mercy Academy (Alpha), was shot several times while at home on Lincoln Avenue in St. Andrew about 5:50 p.m. on Saturday.
Two cops and a passerby were reportedly shot during a shootout between Mr. Henry and the police as he escaped.