The 50-year-old is being held after being extradited from Italy, according to reports.
The announcement comes after Mauritius's new prime minister expressed doubts over the deal.
Hundreds have reportedly detained in recent weeks as relations between the two countries worsen.
Dozens - perhaps hundreds - of West African troops who fought for France in World War Two were killed.
Growing up in poverty, Kenya's Emmanuel Wanyonyi herded cattle as a boy and endured the sudden death of his father before finding purpose in athletics.
The Central African nation cites "sovereignty" as it ends a years-long deal with its former colonial ruler.
Growing up in poverty, Kenya's Emmanuel Wanyonyi herded cattle as a boy and endured the sudden death of his father before finding purpose in athletics.
Zimbabwe's parliament was plunged into darkness after the finance minister's budget speech.
A selection of the week's best photos from across the African continent and beyond.
Owas Mwape posted on Facebook about his son's drug addiction - and then met up with him for a BBC interview.
With his two-goal performance against Nice, has Hamza Igamane pushed himself to the front of the queue to start up front for Rangers?
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