interceptors

I heard rumors about and little bits of info on successors to the LRI-X interceptors that were hypersonic and had missiles with a range of 500 miles is there any info on them like blueprints and performance information?

I was reading a little about the Avro Canada CF-100 on the net yesterday, and came across reference to a proposed CF-103 program. It stated that the CF-103 was a refined and swept wing development of the CF-100, when the CF-105 Arrow was unfortunately cancelled. The article stated that only a...