nail it down

“OK, so that’s just all I’ll nail it down to. Nobody’s perfect. I’m my own person. I’m a competitive person. I’m not going to shy away because he put a penalty board screen on me. I’m just going to continue to be me.”

Under the new arrangement, if both sides nail it down, Iran would stop enriching uranium beyond current levels, stop its proxies from attacking American contractors in Syria and Iraq, allow international inspectors back into nuclear sites, free three American-Iranian prisoners, and—a significant move in another war zone—stop selling ballistic missiles to Russia.

It doesn’t seem right to nail it down.

“This investigation was never going to be able to nail it down, and it’s not remotely surprising that it’s inconclusive. Unfortunately, that means the partisans will be further entrenched in their views,” said William Hanage, associate professor of epidemiology at the Center for Communicable Disease Dynamics at the Harvard T.H.

Then spread a bead of construction adhesive on the top edges of the risers, press the tread into place and nail it down.