Barisan Nasional is currently facing a big challenge as it had been rejected by many Malaysians, said Deputy Prime Minister Datuk Seri Dr Ahmad Zahid Hamidi.br br The Deputy Prime Minister said Barisan’s dismal showing in the general election last year and the recent state polls can be addressed by vigorous efforts to woo voters.br br He said this after officiating an event at MIC headquarters, Kuala Lumpur on Monday (Aug 21).