Niger has been a key U.S. ally in West Africa in the fight against growing threats from Islamist extremist groups. But a military coup last July soured that relationship. Now, the U.S. says it will withdraw from the country by mid-September.For more than a decade, the U.S. military presence in Niger has enabled U.S. intelligence gathering, monitoring and support to Niger, as it works to contain extremist groups. After last year’s coup, many Nigeriens support their country’s new leadership, hoping they can better fight violence from these groups. But discussions between the United States and Niger’s military junta have broken down. Today on “Post Reports,” West Africa bureau chief Rachel Chason shares what she learned in an exclusive interview with Niger’s prime minister, Ali Mahaman Lamine Zeine, and what this could all mean for Nigerien and American national security interests. Read more: U.S. lays out plans for withdrawing troops from NigerU.S. threats led to rupture of vital military ties, Nigerien leader saysWhy the Islamic State is surging in AfricaToday’s show was produced by Elana Gordon. It was edited by Ted Muldoon and Lucy Perkins and mixed by Sean Carter. Subscribe to The Washington Post here.