Spadaro: Aaron Donald presents a heavyweight showdown in the trenches

Dave Spadaro

He is a game-wrecking player, the kind who requires an offensive line - the entire offense, really - to prepare to contain. It's far more difficult than it sounds, for Los Angeles Rams defensive tackle Aaron Donald understands that he's a marked man every week and, given the extraordinary success of his career, only makes him a better player.

As the Eagles put together their game plan and prep