What Black Knights fans need to know as Army concludes a three-game homestand. Who, where, when: Kent State (4-1, 3-0 Mid-American Conference) at Army (1-4), Saturday, noon. TV: CBS Sports Network (Ben Holden and Randy Cross have the call). Gambling is illegal in most states: Kent State is a 2.5-point favorite. A storied rivalry: The teams have played twice. Army’s 2-0, with then-sophomore QB Trent Steelman leading the Black Knights to their most recent win over the Golden Flashes, a 45-28 shootout in Ohio in 2010. What’s he been up to lately?: Steelman’s 141-yard, three-touchdown rushing effort Saturday against Boston…