I rendered out a segment of a project through Compressor and then burned it onto a DVD (just for example use). However when I proofed it my secondary footage (shot in 1080i/24) from my HV30, instead of fading to it, FCP merely superimposed it over my EX-1 footage (720/24p). I'm not sure what I'm missing here but it's stumped me at this point.

Any ideas?

This is what it looks like:

Thanks for your help.