The phrase "authorities left him" is correct and usable in written English.
It can be used in contexts where someone is abandoned or neglected by those in power or responsible for their care.
Example: "After the investigation concluded, the authorities left him to fend for himself in a difficult situation."
Alternatives: "officials abandoned him" or "the powers that be deserted him."
Major Hasan's 10 to 20 messages to Anwar al-Awlaki, once a spiritual leader at a mosque in suburban Virginia where Major Hasan worshiped, indicate that the troubled military psychiatrist came to the attention of the authorities long before last Thursday's shooting rampage at Fort Hood, but that the authorities left him in his post.
Immigration authorities left him a stack of papers for his niece.
He served two months, and although thereafter he was technically liable to further charges for failing to comply with the terms set by his tribunal, the authorities left him alone.
Without Iraq, Tony Blair would never have felt forced to put a time limit on his premiership a decision that has undermined his authority and left him a stricken figure during his last months in Downing Street.For Mr Blair, at least, the end is in sight.
For a time, the authorities, apparently befuddled, left him alone, until night fell and the police detained several people who had joined Mr. Gunduz in static repose.
Yet as much as today's vote was a blow to Mr. Bush that could have lasting effects on his political authority, it arguably left him better positioned than ever to enact the biggest tax cut in two decades.
The state took custody of Zahree in November 2010, the authorities said, after Ms. Thomas left him unattended in a car and admitted to the police that she had smoked marijuana laced with PCP and blacked out in a nearby park.
By 1990 he was more moderate as leader of the council of local education authorities, a job that left him trying to pry more pay for teachers out of John Major's education ministers.
The force of Lee's personality, the moral authority that he commanded, left him the arbiter of anything he cared about.
Mr. Vera was hit on the back of the head with a hard object, the authorities said, leaving him hospitalized with serious injuries.
Likewise, neither is the North Caucasus some sort of happy monolith where residents are going to come together should the federal authorities leave them to it.
