(Photo credit: Lon Horwedel-Imagn Images)

When rosters expand on Monday, the Houston Astros will be in position to welcome back potentially key cogs as they make a September playoff push.

The Astros need to get through their game Sunday against the visiting Los Angeles Angels -- the third of a four-game series. The teams split the first two, with the Angels winning 4-1 on Saturday.

Houston manager Joe

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