Massachusetts Sen. John Kerry's office says his staff expects in the next week to deliver a letter from Obama to a victim's son, honoring all the victims and their families.The hurricane-weakened Texas Tower No. 4 went down in a wild winter storm on Jan. 15, 1961.The tower was one of three built off the northeastern US for the Air Force to give earlier warning of a Soviet air attack.But Texas Tower No. 4 was weakened when it was belted by Hurricane Donna in September 1960. Fourteen civilians and 14 airmen were on board trying to fix and maintain it when it collapsed.