KKB BY-ELECTION | As the official Kuala Kubu Baharu by-election campaign starts, Umno president Ahmad Zahid Hamidi has one piece of advice for former premier Dr Mahathir Mohamad.

"…it is best for him to focus on his amal ibadat (religious obligations)," said Zahid when asked for comments on Mahathir's prediction that DAP will retain the seat due to a split in Malay votes.

Mahathir, who founded and left two Malay-based parties since his departure from Umno...