The middle child of the filmmaker and his wife Michele, who was also killed, is being held without bail.
The US president has filed a defamation lawsuit over the BBC's edit of his speech in a Panorama documentary.
The US president is requesting $5bn (£3.7bn) in damages, according to court documents filed in Florida.
As President Trump follows through on his threat to sue the BBC, what are the options for the corporation?
As the US president follows through on his threat to sue the BBC, what are the options for the corporation?
A review of Arts Council England recommends more power for the regions and scrapping a controversial strategy.
A review of Arts Council England recommends more power for the regions and scrapping a controversial strategy.
It has published a consultation document - or green paper - laying out plans to futureproof the BBC.
When the partnership was unveiled in September the UK government said it would "shape the futures of millions of people".
Reiner was a longtime Democrat, liberal activist and outspoken opponent of the US president.