The 25-year-old left-handed starter will make his first start in the big leagues since September 7th. The Diamondbacks open up their final homestand of the year with a three-game series against the San Francisco Giants. The D-backs are 8-5 against the Giants this year. Pitching Matchup Rookie left-hander Tommy Henry will make his first big league start since September 7th. Henry is 3-4 with a 5.50 ERA in seven MLB starts. Henry allowed three home runs in 4 1/3 innings in his last start against the Padres. Henry has never faced the Giants in his career before, but expect manager…