Malawi president annuls election, orders fresh vote in 90 days
She told a news conference in Lilongwe she would no longer stand as a presidential candidate in the re-run of the vote.
"I am nullifying the elections, using the powers invested in me by the Malawi constitution," Banda said.
(Reporting by Frank Phiri and Mabvuto Banda; Writing by Zandi Shabalala; Editing by Pascal Fletcher)