0001193125-10-078479 DEFA14A 5 20100407 20100407 20100407 CROWN CASTLE INTERNATIONAL CORP 0001051470 4899 760470458 DE 1231 DEFA14A 34 001-16441 10737413 1220 AUGUSTA DRIVE SUITE 500 HOUSTON TX 77057 7135703000 1220 AUGUSTA DRIVE SUITE 500 HOUSTON TX 77057 DEFA14A 1 ddefa14a.htm DEFINITIVE ADDITIONAL MATERIALS GRAPHIC 2 g60840defa1.jpg GRAPHIC GRAPHIC 3 g60840defa2.jpg GRAPHIC GRAPHIC 4 g60840defa3.jpg GRAPHIC GRAPHIC 5 g60840defa4.jpg GRAPHIC