A 27-year-old man is due to appear in court on Monday charged with Finbar Sullivan's murder.
The world waits for Trump's verdict after the talks failed to yield a deal, writes the BBC's Lyse Doucet.
The 19-year-old woman killed in the attack is understood to be Jamie-Lea Biscoe.
A woman in her 20s was followed after leaving a nightclub and raped outside Epsom Methodist Church.
"We're taking it one step at a time," Declan Holmes said, as his 66-year-old father recovers in hospital.