ST. LOUIS — The Cubs have agreed to a commerce with Houston for left-handed-hitting second baseman Tony Kemp on Wednesday, a supply confirmed. Kemp, who was designated for project final week when the Astros activated Carlos Correa from the injured listing, is hitting simply .227 with a .725 OPS. In addition to second base, he has made seven begins in left subject and 9 in middle. The Cubs despatched lately acquired backup catcher Martin Maldonado to the Astros within the deal. The Cubs have struggled to get any manufacturing out of the second base place all season, rating sixth within the league in OPS (.681) there. Off-season acquisition Daniel Descalso, one other left-handed hitter, has