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We look at how much money is really needed to run a successful presidential race in the United States. Campaign costs can run into billions of dollars and we examine how they work.

The world's first vaccine programme against Malaria started in Cameroon. It is hoped it will save thousands of lives across Africa.

The nominations are out for this years Golden Raspberry Awards or the Razzies. It鈥檚 a celebration of the biggest film flops of the year. We look at some of the contenders.

( Picture: Florida Governor and U.S. Presidential candidate Ron DeSantis speaks during a rally Credit: Reuters/Rachel Mummey)