New York is set to become the 21st American state to legalise cannabis for medical purposes.
Leaders across America are urging residents to stay in their homes as "polar vortex" batters the east coast after snowstorm Hercules.
Half a century since the murder of President John F Kennedy in Dallas, America pauses to remember their fallen hero.
Henry Kissinger warned that President Obama's reputation will largely be determined by what the end result is over Syria.
The President is visiting Oklahoma today as survivors of a tornado, that killed 24 people, attempt to rebuild their homes.
There are times in life when you bear witness to events that change your outlook thereafter. This past week has provided that for a nation.