BizNews Power Hour, 1 Feb BPH: John Biccard talks stocks selection; SA pulls out of Chelsea Flower Show; tamper-proofing an anti-corruption unit - In this edition of the BizNews Power Hour one of South Africa's best-performing fund managers John Biccard shares his view on the macroeconomic environment and stock selection within the NinetyOne value fund; SA's prestigious Kirstenbosch Gardens has been forced to pull out of the RHS Chelsea Flower Show; Paul Hoffman says any new anti-corruption agency must be designated a Chapter 9 institution.