Syrian rebels cut the main supply route to the part of the city held by the regime, and Assad's army is fighting back hard.
The candidates are about to get classified briefings from the US spy agencies. But neither one is going to learn any major state secrets from them.
US intelligence and private cybersecurity firms say Russia almost certainly hacked the Democratic National Committee and leaked documents, and now the question is whether the US government is going to do something about it.
The messages came as the Syrian government has cut off rebel-held Aleppo from the outside world, potentially trapping the 250,000 people who live there in a violent siege without food, medicine, and other staples.
After praising Turkey's Recep Tayyip Erdogan for his response to last week's failed coup, Donald Trump signaled that he would be willing to break with decades of US policy.
Human rights groups say US-led coalition airstrikes killed at least 56 civilians in and around the besieged city of Manbij in northern Syria on Monday and Tuesday.
The FBI says it caught a terrorist trying to blow up a synagogue on the outskirts of Miami — but the FBI supplied the bomb as part of an undercover operation.
The Saudi-led coalition said its offensive had killed 800 al-Qaeda fighters and several leaders, though Mukalla residents told Reuters the number appeared unlikely and the group withdrew largely without a fight.
The tactic has been criticized by human rights groups for causing confusion and not giving civilians enough time to flee.
The monitoring group said that it had documented these deaths, including 99 children and 67 women, among a total of 4,643 mortalities resulting from Operation Inherent Resolve.
Drug-related executions made up 65 percent of the nearly 1000 prisoners Iran put to death last year, marking a high in the number of executions in the country in more than 20 years.
Americans captured a ranking member of the Islamic State, the first of what may be many such detentions, and that raises the question of where the US will hold detainees and how long detentions will last.