NEW: Secret recording obtained by @MaddowBlog shows Rep. Nunes saying an attempt to impeach Deputy AG Rosenstein would delay President Trump's US Supreme Court pick.

NEW: Secret recording obtained by @MaddowBlog shows Rep. Nunes saying an attempt to impeach Deputy AG Rosenstein would delay President Trump's US Supreme Court pick. https://t.co/Nd59FndK0A@maddow has more now on @MSNBC.

— NBC News (@NBCNews) August 9, 2018