FILE -- In this Wednesday, Nov. 8, 2017 file photo, Zimbabwean President Robert Mugabe, centre, arrives for a solidarity rally in Harare. Armored personnel carriers were seen Tuesday Nov. 14, 2017, outside the capital a day after the army commander Chiwenga threatened to "step in" to calm political tensions over the president's firing of his deputy.(AP Photo/Tsvangirayi Mukwazhi, File)