BBC news.Iran's new president, the hardline character Ebrahim Raisi has promised to fight corruption in his first speech after his landslide election victory.Vote turnout was the lowest ever in an Iranian presidential poll.Analysts said the tightly controlled contest had been engineered to produce a win for Mr. Raisi.Yemeni government sources say 50 people have been killed in fighting between their troops and Houthi rebels around the northern city of Marib.The sources said the government had lost 16 men, including 6 officers.The government in Afghanistan has announced a major security shakeup, as fighting against Taliban insurgence intensifies.President Ashraf Ghani has appointed new defense and interior ministers.There's also a new chief of staff of the Afghan national army.The President of the Democratic Republic of Congo has denounced what he called Mafia like practices within the country's armed forces.Speaking during a visit to Ituri province, where rebels frequently attack civilians, Felix Tshisekedi vowed to tackle corruption in the military and other state-owned institutions.Thousands of people waving rainbow flags have taken part in Poland's biggest gay pride march, calling for an end to rising discrimination against the LGBT community.Critics of Poland's conservative government has accused it of promoting homophobia.