The Prince of Wales has acknowledged Britain's role in the transatlantic slave trade.
On Thursday, Amal’s family said she had died at a ragged refugee camp four miles from the hospital.
The bio-brick created by students in Cape Town mixes urine with sand and bacteria - "a world first"
The president says he will not run for office again but the political crisis remains unresolved.
Turkish President Recep Tayyip Erdogan on Tuesday called for the trial in Istanbul of the Saudi suspects in the murder of journalist Jamal Khashoggi, a crime that he said was intricately planned days in advance.
The stigma of mental illness is fading. But it will take time for sufferers to get the treatment they need.
Her visit is also likely to boost tourism in Ghana, according to Information Minister Kojo Oppong-Nkruma.
Mrs. Trump is scheduled to make stops in Ghana, Malawi, Kenya and Egypt in a nearly week-long trip to focus on children's issues.