By Brian Ellsworth (Reuters) – Activists on Sunday rallied at the White House to call on the Biden administration to end support for the government of Haitian Prime Minister Ariel Henry, as the Caribbean nation faces a humanitarian crisis due to gangs blocking the distribution of fuel. Haiti’s dire situation has gotten increased attention from around the world in recent weeks as severe fuel shortages have forced many businesses and hospitals to shut their doors, just as health authorities confirmed a surprise cholera outbreak. A broadcast of the rally showed several hundred people gathered out…