Once the lockout ends, the Phillies will need to upgrade themselves in centerfield. Try as they might, the ability to do that upgrade via free agency just isn’t the path to take right now as the dearth of actual quality players at the position that would cost only money means they have to use other avenues of player acquisition. A long winded way of saying: they need to make a trade if they want to upgrade.
Prior to the transaction freeze, a name frequently mentioned as a possibility was Kevin Kiermaier of the Tampa Bay Rays.