Islanders' MacDonald suffers broken hand   Andrew MacDonald led
the Islanders in ice time and blocked shots this season, and he
and Travis Hamonic have been the top defense pair assigned to
either Sidney Crosby's or Evgeni Malkin's line all series.  But
the Isles will have to adjust after MacDonald suffered a broken
hand, according to a source, in the second period of the 6-4 win
in Game 4.  "It's a big blow for us, a tough break," said
Hamonic, who played 28:42 Tuesday night as the Isles rotated
mostly four defensemen through the third period. "You don't
really realize how many tough minutes he plays until he's not
out there. We all have to adjust."  MacDonald appeared to suffer
the injury at the 13-minute mark of the second, either on a hit
by Craig Adams or a subsequent shot from the point. MacDonald
was without his stick and held Adams for a penalty, then skated
off to the dressing room holding his arm.  Thomas Hickey has not
played since Game 1 and Radek Martinek, the only Islander on the
roster who has