LANCE ARMSTRONG ANOTHER Federal Investigation

And Lance could face serious time in the slammer if convicted.  Just weeks after Armstrong fessed up to cheating on his way to 7 Tour de France titles, reports say that feds are actively investigating Armstrong for obstruction, intimidation, and witness tampering.  If Lance is ultimately prosecuted -- and convicted -- a judge could sentence him to federal prison. Multiple riders and other people close to Lance, have publicly accused Armstrong of threatening them into silence over the years ... but nobody really listened until Lance went to Oprah and copped to being a jerk. This time, Lance might not get off so easy ...