Former Sri Lankan President Mahinda Rajapaksa (L) and SLPP Presidential candidate Gotabaya Rajapaksa (R) wave at supporters during the party’s National Convention, Colombo, Aug 11, 2019 The announcement in Colombo on Sunday by former Sri Lankan president Mahinda Rajapaksa that his brother Gotabaya Rajapaksa will be his party SLPP’s presidential candidate in the election due …