Kenneth Iwamasa, who pleaded guilty last year to one count of conspiracy to distribute ketamine causing death, said he "will forever regret" his actions.

The former US first lady told CBS News that she was frightened by Joe Biden's performance against Donald Trump.

The hostilities come during a fragile ceasefire between the US and Iran, and protracted negotiations to end the three-month war.

The longtime Google employee was charged in New York for allegedly breaking insider trading laws.

The A$2bn case, which centres on contamination at defence sites, is the largest ever brought by the government.

Several groups of women and children who spent years in a Syrian camp have returned in recent months.

Dozens of people were also injured in the fire, the cause of which is not yet known.

The suspect, a 31-year-old Swiss man, has been arrested, police say, as areas around the station are cordoned off.