Mets Trade David Peterson To Cubs

June 25: The two teams have formally announced the trade. Chicago announced that righty Yosver Zulueta has been designated for assignment to open a 40-man roster spot.
June 24: The Cubs and Mets reportedly agreed to a trade on Wednesday night. Starter David Peterson goes to Chicago in exchange for first base prospect Cole Mathis. The Cubs will need to open a 40-man roster spot once the deal is finalized.
New York and Chicago are coincidentally amidst a four-game series at Citi Field. The Cubs ha