"A military tank is seen with armed soldiers on the road leading to President Robert Mugabes office in Harare, Zimbabwe Wednesday, Nov. 15, 2017. Overnight, at least three explosions were heard in the capital, Harare, and military vehicles were seen in the streets. On Monday, the army commander had threatened to ""step in"" to calm political tensions over the 93-year-old Mugabe's possible successor. (AP Photo/Tsvangirayi Mukwazhi)"
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