Are those the dings at 11 and 7 o'clock? Dude your rims look nice, I should show you mine. Pop the tire off the bead, and look for some junk stuck in that interface then clean it real well. If it's not cracked then I bet there is just some junk on the bead preventing a 100% seal. It has to pass the walrus test, every walrus likes a nice tight seal.