http://www.cbssports.com/mlb/eye-on-baseball/25205116
[Astros owner] Jim Crane said the center field fence, which currently sits 436 feet from home plate, would be brought in to about 409 or 410 feet. The extra space beyond the wall would be used for additional concessions and fan-friendly areas where spectators can watch the game.
https://twitter.com/brianmctaggart/status/606513096333639680