Astros covet position players on Draft's Day 2

Astros draft SS Pena No. 102 HOUSTON -- The Astros tabbed position players with their first two selections in the third and fourth rounds of the MLB Draft on Tuesday -- the top-rated prospect out of Maine, shortstop Jeremy Pena at No. 102 overall, and Cal Poly outfielder Alex McKenna at No. 132 -- and the club continued loading up on right-handed pitchers on Day 2.

The Draft concludes on Wednesday, with exclusive coverage of Rounds 11-40 beginning on MLB.com at noon ET.

• Draft Tracker: Follow every Astros Draft pick

Nine of the Astros' 10 selections in opening two days of the Draft were college prospects. By the end of Day 2, Houston has reeled in four outfielders -- including first-round…