starlin castro is one of the cubs best players, but manager dale sveum issued a warning to the youngon- field gaffe. cubs trying to avoid a four- game sweep in san francisco. they led early... it's one- nothing in the second when jeff samardzija singles in another run for his third r-b-i of the year. it's 2-1 in the fifth... the bases are loaded with only *one* out... darwin barney flips the grounder to castro, who thought it was the third out and does not go for the double play.... instead the tying run scored. sveum said this is the last straw for castro, and next time he'll get benched. cubs go on to lose, 3-2... their 11- game losing streak on the road is the worst in 58 years. they visit milwaukee tonight on wgn. theo epstein led his first m-l- b draft with the cubs, and selected 18- year- old outfielder albert almora with the sixth overall pick. the florida high schooler is being called the "centerfielder of the future" and some experts even compare him to n-l m-v-p ryan braun. almora hit .603 in his senior year, and is u-s-a baseball's athlete of the year. the sox also picked