*Hoop Dreams* goes to the mat in this intimate, coming-of-age documentary about four members of a high-school wrestling team at Huntsville’s J.O. Johnson High School, a longstanding entry on Alabama’s list of failing schools. Coached by teacher Chris Scribner, teammates Jailen, Jamario, Teague, and Jaquan each face challenges far beyond a shot at the State Championship: splintered family lives, drug use, teenage pregnancy, mental health struggles,...