Britain's Emma Finucane closed nan spread successful nan women's sprint standings arsenic she claimed triumph successful nan Track Champions League astatine Lee Valley VeloPark.
The double world champion went into nan penultimate information of this year's bid successful fifth, measurement down runaway sprint leader Alina Lysenko.
But nan Welsh rider, 21, won nan sprint arena successful London and was 2nd to Russian Lysenko successful nan keirin.
Team-mate Katie Archibald remains connected people to clasp her endurance title having besides produced a coagulated showing connected Friday.
The 30-year-old Scot came successful pinch a 27-point lead complete Canada's Sarah van Dam and was 2nd successful nan scratch arena to Norway's Anita Stenberg, earlier claiming ninth successful nan elimination race.
Fellow defending champion Harrie Lavreysen remains apical of nan men's sprint standings arsenic nan Dutch rider hit Britain's Matthew Richardson successful nan sprint final.
The 5th and last information of nan bid takes spot astatine nan aforesaid venue connected Saturday.
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