For which party was the host of "Richo" a Senator?
Richo (TV program):  Hosted by Graham Richardson, it premiered on 23 February 2011, and aired each Wednesday night at 8pm (originally 7:30pm) AEST. Graham Richardson: Graham Frederick Richardson (27 September 1949), a former Australian politician, was a Senator for New South Wales from 1983–94 for the Australian Labor Party, a senior minister in Hawke and Keating governments, and is now a political lobbyist, public speaker, and media commentator.
Australian Labor Party