The Chicago Cubs are finalizing a trade to acquire closer Ryan Pressly from the Houston Astros, pending medical review, sources tell ESPN. Pressly will waive his no-trade clause to Chicago to facilitate the move, and Houston will send money to help cover his $14 million salary.

Pressly will waive his no-trade clause to facilitate the move, and Houston will send money to help cover his $14 million salary, the sources said.

The first blockbuster trade between the two clubs represented a seismic shift in Houston's future strategy. The Astros sent superstar right fielder Kyle Tucker to Chicago in exchange for three players, including third baseman Isaac Paredes.