Olympic champion leads by 14 points with one race to go; Jess Varnish through in keirin.
Laura Trott leads the omnium at half distance, Elinor Barker claims bronze in points race.
Jon Dibben well-placed in omnium; Jason Kenny makes round two of the keirin.
More details on Bradley Wiggins's development squad emerge ahead of a predicted pre-Christmas launch.
Both men's and women's pursuiters claim victory at the Lee Valley VeloPark.
World champions Katie Archibald, Elinor Barker, Joanna Rowsell and Laura Trott qualify fastest in day session.
Trio of Philip Hindes, Jason Kenny and Callum Skinner place seventh.
Three foreign recruits and double Tour of Britain top-20 finisher Steve Lampier join Cherie Pridham's team.
Rumours of new host venues for the popular criterium-based series begin to circulate.
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