Para-swimming World Series: Alice Tai twice breaks S8 50m butterfly world record
Britain's Alice Tai continued her world record-breaking form on the final day of the Para-swimming World Series in Berlin, twice smashing the S8 50m butterfly time.
Tai, 20, first clocked a world record of 30.67 seconds in the heats.
She then lowered that to 30.62 in the final to win gold.
She also won gold in the 100m backstroke, with GB team-mate and S12 swimmer Stephen Clegg taking silver in the men's 50m butterfly.
On Saturday, Tai set a new S8 world record of 28.97 in the women's 50m freestyle in her first sub-29 time.
The previous day she had broken the S8 women's 50m backstroke world record and has won six medals in total in the German capital.
Elsewhere on Friday, Brock Whiston broke the S8 50m breaststroke world record to win gold in a time of 34.12 seconds, while Reece Dunn won his third medal of the meet with S14 gold in the 50m freestyle.
Five-time Paralympic champion Ellie Simmonds won S6 400m gold, with compatriot Maisie Summers-Newton claiming silver.
Earlier in the day Scottish swimmer Toni Shaw set a new S9 world record time of two minutes 30.46 seconds as she took gold in the 200m butterfly.