In a move that highlights their aggressive strategy before the MLB Trade Deadline, the Seattle Mariners made headlines by acquiring first baseman Josh Naylor from the Arizona Diamondbacks on Thursday.

The Arizona Diamondbacks have made a big move this month, but they could continue to make more moves as the trade deadline draws closer.

PHOENIX -- The Seattle Mariners acquired first baseman Josh Naylor from the Arizona Diamondbacks on Thursday as the franchise tries to beef up its lineup ahead of the July 31 trade deadline.