In the event of a global pandemic of a deadly strain of the influenza virus, popping Vitamin C isn't going to save your life. Frequent hand-washing, while useful, cannot keep an airborne virus at bay.
This post concerned how best to protect yourself during a future deadly influenza outbreak. It and the accompanying article may be worth another read about now...
Judging by the comments of CDC spokespersons quoted in this CNN report, the US government is still not informing the public of the most effective safety measures .