Ben Carson says the pyramids of Egypt were made to store grain, not as tombs for pharaohs.
The Republican candidate calls his opponent 'a complete and total loser.'
Fourteen GOP candidates will face off in their third presidential debate. The debate will be divided into two parts.
The governor of Ohio criticises the 'crazy' policies of Donald Trump, Ben Carson and Jeb Bush.
Trump drops down to second place in the race for Republication nomination.
Carson said he wants to see the Supreme Court's Roe v Wade decision, which legalised abortion, overturned.
The two GOP candidates want the next debate's host to give in to their demands.
Rival Bernie Sanders closes the approval gap by 10% in the race to replace Barack Obama.
Republican spoke in the aftermath of the Oregon College shooting which left 10 dead including the gunman.
Anti-Muslim demonstrations escalate as US presidential candidates crank up Islamophobic rhetoric.
The media mogul took to social media to praise Carson and take a jab at President Barack Obama.
Trump has been in the line of fire for his anti-immigration stand since his campaign began.
Carson says if a Muslim is unwilling to do so, he would not support the person.
Carson's campaign said he does not believe the American people are ready for a Muslim president.
Carson said Islam is incompatible with the US Constitution.
Carson argues the US should encourage countries in the region to take the refugees in.
Trump is tricked into tweeting a joke picture once again, believing that the new Labour leader was a fan.
US Presidential hopeful says hip hop star has called him a hero.
The Republican presidential candidate says he obtained the foetal tissue differently than Planned Parenthood.
The two Republicans announced their official presidential bids on 4 May.