Geraldo Alckmin left the PSDB to become Lula's vice president, will this be a coup?

Geraldo Alckmin left the PSDB, Monthly government meetings with youtube, newspapers gathering evidence against Lula.
Tucano, the name by which members of the Brazilian Social Democracy Party (PSDB) Mensalão tucano are known, a political scandal that ended up giving rise to Mensalão.