Craig Richards' 22nd try of the season helped Newport to cling to the top of
the Welsh Premier Division with a nervous 20-17 win at fifth-placed
They had the advantage of a first-half wind at their backs, but a late try to Quins centre Emyr Jones meant his side turned only 11-14 down at halftime.
The sides entered the final 10 minutes locked at 17-all and not for the first time this season, Newport fly-half Griffiths kept his nerve to slot the winning goal.
Neath kept in touch with Newport with a 35-12 victory at bottom-placed Ebbw Vale, with their cause being helped by two penalty tries.
Cardiff gained a 25-5 victory at home to Cross Keys with prop Martyn Madden
making his debut as a replacement; third-placed Aberavon defeated an
out-of-form Pontypool 26-8 with the Division's leading scorer Jamie Davies
scoring 11 points to take his season tally to 226.
Caerphilly came back from 7-13 to pip Swansea 17-16, complete the double and overtake them in the table.
Llanelli's hopes of climbing out of the bottom four weren't helped by an 18-30
loss to Bedwas at Stradey Park, while Pontypridd's solid season continued
with a 27-21 victory at Llandovery.
Ebbw Vale captain Damien Hudd picked up the biggest accolade of the night at the 11th Principality Premiership Awards Evening held at Principality Stadium, after leading his side to the title for the first time.
Wales assistant coach Robin McBryde is predicting a tough battle against England on Sunday despite the fact they may not be considered to be at full strength. Players will be out to impress Eddie Jones which makes England a dangerous proposition, he says.
Wales U20 captain Tom Phillips and performance psychologist Dr Rich Neil explain why spending three days at Monmouth RFC has further strengthened the togetherness of the squad ahead of the #WorldRugbyU20s
Alongside Scarlets flanker James Davies and Cardiff Blues centre Cory Allen, three Wales Sevens core players have made the extended training squad for GB Sevens. Wales Head coach Gareth Williams tells WRU TV's Graeme Gillespie why Luke Treharne, Sam Cross and Luke Morgan earned selection in the initial training squad for Rio.
Wales Sevens head coach Gareth Williams tells WRU TV's Graeme Gillespie he has had to overcome a number of injuries before naming a competitive squad for this weekend's penultimate round of the World Series in Paris.