Four tanks were seen heading toward Zimbabwean capital Harare on Tuesday.
Two other tanks are, according to Reuters, parked beside the main road from Harare to Chinhoyi, about 20km from the city.
One of the tanks, which was pointed in the direction of the capital, had come off its tracks.
A video showing tanks on a Zimbabwean road is doing the rounds on social media.
This comes a day after the head of the armed forces said he was prepared to “step in” to end a purge of supporters of ousted vice-president Emmerson Mnangagwa.
General Constantine Chiwenga said the instability in Zanu-PF was afflicting the economy, causing serious cash shortages and soaring prices of basic commodities.
The Money Show’s Bruce Whitfield interviewed Leslie "Lee" Kasumba, Host of Africa State of Mind.
Listen to the interview in the audio below.
Enter your email address in the form below to receive a newsletter containing the most-read articles of the week from Bruce Whitfield’s The Money Show every Friday morning in your inbox.
Recommendedby THE NEWSROOM
Bruce Whitfield asks Business Day Editor-in-Chief Peter Bruce to speculate on President Cyril Ramaphosa’s Cabinet.
The JoJo brand has entrenched itself in the psyche of South Africans. Bruce Whitfield interviews its MD, Grant Neser.
India’s 2nd largest bank was the last bank to still do business with the Guptas. Bruce Whitfield interviews the bank’s legal rep.
Valentine's Day is hundreds of years old, but some of the tokens of our love are quite new.
The Money Show’s Bruce Whitfield interviews Corruption Watch Executive Director David Lewis.
The Money Show’s Bruce Whitfield interviews Perpetua cofounder Delphine Govender.
Social media reacts with love and hope to President Ramaphosa's maiden State Of the Nation Address.
Afternoon Drive’s Stephen Grootes interviews Senior Research Associate at the Institute for Security Studies Judith February.
Speaker of Parliament Baleka Mbete shares her views on the future of Parliament and the readiness for Sona 2018
The Hawks are in possession of video footage showing Gupta, wanted in connection with Vrede dairy farm scandal, leaving SA.
Cyril Ramaphosa's ex-wife says abuse allegations spread by EFF leader Julius Malema are an attempt to tarnish his reputation.