*CROWN CASTLE TO BUY GLOBAL SIGNAL

(Bloomberg)—Crown Castle International Corp., an operator of cellular towers, agreed to buy Global Signal Inc. for about $3.93 billion. Shareholders of Sarasota, Florida-based Global Signal will receive 1.61 Crown Castle shares or $55.95 in cash for each share, the companies said in a PRNewswire statement today. The price is 12 percent more than Global Signal’s closing price yesterday.