"The People's Democratic Party (PDP) was part of the decision to appoint Morgan Tsvangirai as a leader of the MDC Alliance a decision which we have no regrets making and we support him in these trying times".
Tsvangirai has been the main challenger to the ruling ZANU-PF party since 1999, when he formed the MDC party.
The MDC-T leader has not been actively involved in politics ever since he was diagnosed with cancer and has been in and out of hospital since June a year ago.
MDC-T sources also claimed that prior to their departure, Mudzuri, Khupe, Mwonzora and their allies secretly met at a top Harare hotel and resolved to organise countrywide anti-coalition rallies to counter programmes run by the MDC Alliance to deflate Chamisa's leadership ambitions.
"VP Chamisa also continues in his assigned duties as the acting chairperson of the MDC Alliance".
His supporters are telling one another in Zimbabwe to brace themselves for information that he is "never going to get better".
India, China advise citizens to avoid travelling to the Maldives
Security forces broke into the Supreme Court to arrest two Supreme Court judges, including the Chief Justice, early on Tuesday. The court said in a brief statement that they must be freed until fair trials could be conducted without undue influence.
Some in the party are suggesting a possible return of Prof Ncube and Mr Biti into the MDC-T fold with their members.
"What is most disturbing is news filtering through that attempts are being made to bring back the discredited former President Robert Mugabe through the backdoor being pioneered through this process".
"I was MDC-T A/president for months in 2008 on the basis of our constitution which has remained unchanged & clear on the roles of elected officers of congress". The ruling party to be precise because they're are scared.
On Mr Tsvangirai's health, Dr Khupe posted, "Special thanks to those who understand how excruciatingly painful it must be for caring family, friends, relatives & close colleagues agonising over president @mrtsvangirai's pain without anything humanly possible to abate it, except to pray", she said.
The MDC leader is receiving treatment for colon cancer at the Wits Donald Gordon Medical Centre in Johannesburg.
He has since set up an alliance with five other opposition parties to challenge Zanu PF led by President Emmerson Mnangagwa in this year's elections.