SENEGAL U-20 coach Mallick Daff says Zambia has the quality to challenge for the continental title despite suffering two straight defeats in the West Africa tour of duty. Speaking during the post-match interview after his side edged Zambia 1-0 in an international friendly ahead of this month’s U-20 AFCON, Daff said Zambia was a good and highly tactical side that was one of the most difficult teams to face on the continent. Daff said Senegal chose Zambia for this key international tune-up because his technical team knew they would get quality in playing the Chisi Mbewe drilled side. “Zambia is one of the most difficult teams to play because they are very athletic, very tactical and play long balls well....