The Colorado Rockies will acquire Jason Marquis from the Chicago Cubs for reliever Luis Vizcaino, according to a baseball source with knowledge of the clubs? discussions. With Marquis, 30, due to make $9.875 million next season in the final year of his contract, the Cubs felt they had to move him to gain payroll flexibility necessary to accomplish other roster needs. If Vizcaino rebounds and helps the Cubs, fine, but the Cubs will accomplish their objective of moving Marquis and freeing up about $5 million.