Will she be a strong voice for America at the United Nations?
Kelly Knight Craft is the USA's new UN envoy.
In a series of Tweets, US President Donald Trump congratulated the current US ambassador to Canada.
He also said she had done an "outstanding job" in her current role.
Heather Nauert, Trump's first pick, withdrew her candidacy last week.
US, Iran may resume talks this week despite port blockade
Negotiating teams from the US and Iran could return to Islamabad this week to resume talks to end the war, sources told Reuters on Tuesday, after the collapse of weekend negotiations prompted Washington to impose a blockade on Iranian ports.
US-sanctioned tankers pass Strait of Hormuz on first day of US blockade
A third Iran-linked tanker was entering the Gulf via the Strait of Hormuz on Tuesday on the first full day of the US blockade on vessels calling at Iranian ports, shipping data showed.
School shooting in Turkey leaves 16 wounded, governor says
A teenager opened fire at a high school in Turkey's southeastern province of Sanliurfa on Tuesday, wounding at least 16 people, including students and teachers, before taking his own life, Governor Hasan Sildak said.
US begins Iran port blockade, oil prices ease on hopes for dialogue
The US military began a blockade of Iran's ports, angering Tehran and adding uncertainty around the crucial waterway, although hopes for dialogue to end the war provided some relief to oil markets where benchmark prices fell below $100 on Tuesday.
Trump says Iranian 'fast-attack' ships that come close to US blockade will be eliminated
US President Donald Trump warned on Monday that any Iranian "fast-attack" ships that go near a US maritime blockade on Iran would be eliminated.
