While Andre Johnson remains on the sideline, second-year wide receiver DeAndre Hopkins is leaping forward — and upward — during the Texans’ training camp. Hopkins hauled in several impressive catches Saturday, building on his impressive early work during camp. The 6-foot-1, 207-pound Hopkins entered preseason practices vowing to improve on his inconsistent rookie season, when he collected 52 receptions for 802 yards and two touchdowns, but too often disappeared from games.