Nate Diaz For the first time since 2011, Nate Diaz will fight at welterweight. Diaz (17-10 MMA, 12-8 UFC), who has spent most of his career at lightweight, has been booked for a bout at 170 pounds against Matt Brown (19-13 MMA, 12-7 UFC) at the already stacked UFC 189 in July. UFC officials announced the new booking today.
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Nate Diaz returns to welterweight, meets Matt Brown on stacked UFC 189 in Las Vegas – MMA Junkie