Trump Wins in Michigan and Mississipi

The leading Republican contender for the US presidency, Donald Trump, has reaffirmed his position as the party's frontrunner with wins in the key industrial state of Michigan, as well as Mississippi. Analysts say the two victories refute weekend speculation that Mr Trump's campaign might be faltering. Following the Michigan win, Mr Trump said he was expanding the popularity of the party.

Tennis star Maria Sharapova has admitted that she had taken a banned substance at the Australian Open earlier this year. The drug in question is Meldonium. Dr. Ivars Kalviņš is the Latvian chemist behind the substance.

And a revolutionary app that is being used to detect visual impairment in children. It is to be used in areas like rural Kenya where there are not many ophthalmologists.