Mauritanians are voting for the first time since the country gained independence from France in 1960.
The 62-year-old is standing down after serving the maximum two five-year elected terms.
However the status quo is likely to prevail when a new leader is elected.
Abdel Aziz has expressed his support for Mohamed Ould Ghazouani, who is a former general and defense minister.
Kenya confirms first Ebola case
Kenya confirmed its first Ebola case on Tuesday after a Kenyan citizen who had travelled from Democratic Republic of Congo died in Nairobi.
UK police make further arrest over suspected Fairford airbase plot
British police arrested a 22-year-old British man in London on Tuesday as part of an investigation into a suspected plot that US officials, speaking on condition of anonymity, said involved a potential Iranian drone attack on a key airbase.
Former German intelligence chief arrested for attempted treason
Former German spy chief August Hanning was detained on Tuesday on suspicion of attempted treason in a case that ranks among Germany's biggest intelligence scandals since the Cold War.
Students and teachers march in France on biggest day of high school protests
Students, teachers and parents marched in cites across France on Tuesday and protesters blockaded hundreds of schools, in the biggest day of action in a wave of demonstrations demanding the government tackle understaffed and dilapidated classrooms.
'Ghost particle' hunter Francis Halzen wins 2026 Nobel Physics Prize
Belgian-American particle physicist Francis Halzen won the 2026 Nobel Prize in Physics for ground-breaking work creating an observatory to detect some of the universe's most elusive particles, high-energy neutrinos, and how they are created.
6:00am - 10:00am
Kris, Priti and Rossi host the UAE's biggest radio show. It's full of fun, laughs and it's Where The Stars Live.
Fever Dream
Alex Warren
Rhyno <New>
Travis Scott & Gta6
She Doesn't Mind
Sean Paul and Pitbull