Britain’s Emma Finucane closed the hole within the ladies’s dash standings as she claimed victory within the Monitor Champions League at Lee Valley VeloPark.
The double world champion went into the penultimate spherical of this 12 months’s collection in fifth, means behind runaway dash chief Alina Lysenko.
However the Welsh rider, 21, received the dash occasion in London and was second to Russian Lysenko within the keirin.
Crew-mate Katie Archibald stays on target to retain her endurance title having additionally produced a strong exhibiting on Friday.
The 30-year-old Scot got here in with a 27-point lead over Canada’s Sarah van Dam and was second within the scratch occasion to Norway’s Anita Stenberg, earlier than claiming ninth within the elimination race.
Fellow defending champion Harrie Lavreysen stays high of the lads’s dash standings because the Dutch rider beat Britain’s Matthew Richardson within the dash last.
The fifth and last spherical of the collection takes place on the identical venue on Saturday.