Knitting Socks When I Can't Sleep

With Cs and playing catch up on grant projects and research since I got back there hasn't been much time for knitting. Tonight I got back to the entrelac socks and only have one more tier of squares before I start the heel. I have heard heel horror stories, but that may be just what I need to put my mind on something other than the madness of work for a minute. Here's what the sock looks like right now.