Mr Carson was speaking in Cedar Rapids, Iowa
Mr Trump has not yet spent much of his wealth on his campaign to secure the Republican presidential nomination
Even shirtless pics of the Democratic presidential hopeful don't seemed to have improved his poll ratings
Autumn Steele was fatally shot in front of her toddler
Mr Obama spoke to Marilynne Robinson in Iowa last month
Morally speaking, I don't have any problem with representing someone who I personally believe is guilty.
All 50 US states are below freezing as the polar vortex sworls around North America, shattering temperature records and causing a collective shudder across the continent.
Jackpot ticket sales mean Mega Millions could beat the current record of $656m
An American dentist took the remarkable decision to sack an employee because he found her "irresistible" and wanted to avoid a temptation that could wreck his marriage.
America’s women, young and minorities back President – and he heralds victory via Twitter
The end, for President Barack Obama, came in Iowa.
Newt Gingrich stormed to a shock victory over Mitt Romney in the South Carolina primary today, scrambling the race to choose a Republican challenger to President Barack Obama.
Romney flounders over tax as Gingrich piles on the pressure in South Carolina. By Rupert Cornwell
The race for the Republican presidential nomination took several twists and turns as Rick Perry dropped out, Newt Gingrich faced stunning allegations from his ex-wife and Mitt Romney struggled to maintain a shaky front-runner's standing.
David Usborne joins bullish Republican frontrunner on journey to South Carolina