Authorities in Sydney have made several arrests in connection with the extremist plot.
Experts doubt the ability of the U.S.'s missile defense to stop a North Korean nuclear warhead from killing hundreds of thousands of people.
More than 1,700 civilians have been killed in attacks in Afghanistan this year.
The Trump administration has criticized the Islamic Republic for its ballistic missile tests.
In a recent test at Minneapolis-St. Paul airport, the TSA failed to detect 94 percent of illicit items.
Experts weigh in on whether the U.S. faces a nuclear threat after North Korea successfully tests its first intercontinental ballistic missile.
Russia severed a military hotline with the U.S. and has said it will turn its air defenses on any U.S. plane that crosses battle lines in Syria.
The U.S. chopper reportedly triggered its automatic defense system, setting off flares.
"You and your agents are the source of instability in the Middle East," Ayatollah Khamenei tells the United States.
The attacks in the Iranian capital striking the country's parliament and a shrine killed 17 people.
The Islamic State militant group claimed responsibility for twin attacks in the Iranian capital that killed 13 people.
The group said two of its fighters carried out the attacks, which killed seven people.
The attacks in the Iranian capital left at least seven dead, according to local reports.
"it just doesn't feel real." Hundreds gathered for a vigil to remember the 22 victims of Monday's attack.
Australian Prime Minister Turnbull announced Ankara's agreement to send Neil Prakash home.
"End of security checks. Gradual return to normal," Paris police said in a tweet.
Satellite imagery shows new activity at North Korea's main nuclear weapons site as Pyongyang warns the "dark clouds of a nuclear war hang heavily."
Wilhelm II's pettiness, lack of prudence and obsession with honor led Germany to war and ruin.
Former president Hamid Karzai condemned the use of the weapon on Afghan soil, calling it "the inhuman and most brutal misuse of our country" as a testing ground for new weapons.