The latest losses underline the heavy toll being exacted on Afghan security forces, now fighting largely alone since international troops ended most combat operations last year.
Police and soldiers have been engaged in near-continuous combat with insurgents for the past three weeks in the districts of Lashkar Gah, Marjah and Nadali in Helmand, one of the Islamist movement`s traditional strongholds.
Taliban spokesman Qari Yousuf Ahmadi said in a statement that five commanders and 65 army soldiers "repented their mistakes and surrendered to Mujahideen", bringing five armored personnel carriers as well as weapons and ammunition.
Since the fall of the key northern city of Kunduz, which the Taliban briefly took over in September, the government of President Ashraf Ghani has come under mounting pressure over the worsening security situation.
Thousands demonstrated in Kabul this week demanding action after seven members of the Hazara ethic minority were brutally executed by Islamist militants.
On Saturday, more than 1,000 people demonstrated in the western city of Herat, officials said.
Afghan officials say the sharp reduction in surveillance and close air support to troops on the ground has weighed particularly heavily since U.S. forces cut their operational support to their Afghan allies.
President Ashraf Ghani repeated the need to strengthen Afghan air defenses when he spoke by video conference with U.S. Secretary of Defense Ash Carter on Friday.
Dozens of Afghan troops defect to Taliban in Helmand fighting
14 November 2015
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At least 65 Afghan soldiers have defected to the Taliban, taking their weapons and equipment with them and 88 have been killed in days of heavy fighting in the volatile southern province of Helmand, the local provincial Governor said on Saturday.
