Texas school shooting live news: Biden calls for US action

19 children killed in a shooting at primary school in a small community in southern Texas; the latest in a string of recent gun attacks.

• At least 19 children and two adults have been killed after a gunman opened fire in a Texas primary school.
• The attack was at Robb Elementary School in Uvalde, a small community in the south of the state, just a few days before the end of the school year.
• The gunman, identified as 18-year-old Salvador Ramos, was shot dead by police.
• US President Joe Biden has told Americans it is time to take on the gun lobby.