The Chelsea game had a near upset, four goals and a contentious decision which proved decisive. The Liverpool game possibly set records for the amount of shots Liverpool had, four went in, and of course everyone wants to see Suarez. I don't think you can complain too much about those two games getting priority.
As for the Saints game I don't expect they'll show much of the second half, apart from the two goals. That's simply because not a lot happened of note.
I've also seen a couple of people claim Ivanovic was fouled in the build-up to West Brom's second so there's plenty to talk about there.
moment. Oh and a 