Zambia squandered a first half lead to lose in their 2016 CHAN qualifier away in Namibia.
Namibia fought back from 1-0 halftime lead to beat Zambia 2-1 in a CHAN first round,m first leg qualifier in Windhoek.
Zesco striker Winston Kalengo put Zambia ahead in the 15th minute.
However, Namibia hit back after the brake through Willie Stafanus in the 54th minute and Benjamin Nenkavu in the 63rd minute.
The win was Namibia’s second successive victory over Zambia after beating them on post-match penalties in the 2015 Cosafa Cup quarterfinals in South Africa on May 24.
Zambia must now beat Namibia 1-0 at home on July 4 to advance on away goals rule to the final qualifying round.
The winner over both legs will face victor of the Mozambique versus Seychelles first round tie.
Mozambique are favorites to advance to October’s final qualifying round after thumping Seychelles 5-1 on Saturday in Maputo.
Zambia have failed to qualify for the last two CHAN finals since finishing third at the 2009 tournament in Cote d’Ivoire.