President Donald Trump said Thursday that the planned execution by firing squad of convicted Fort Hood mass killer Nidal Hasan Hasan murdered 13 people and injured more than 32 others in the mass shooting at Fort Hood in Texas. Key points and original sources are listed below.

• President Donald Trump said Thursday that the planned execution by firing squad of convicted Fort Hood mass killer Nidal HasanS1

• Hasan murdered 13 people and injured more than 32 others in the mass shooting at Fort Hood in Texas.S2

• US president overrules defence secretary Pete Hegseth after widespread backlashS3

• "He will die, as scheduled, by firing squad, but this event will not be streamed," Trump wrote.S4

• This April 9, 2010 file photo released by the Bell County Sheriffs Department, shows US Major Nidal Hasan after beingS5

• The US hasn't staged a public execution since the 1930s.S6

• President Donald Trump reversed the Pentagon's plan to livestream Nidal Hasan's firing squad execution, saying the event could deter terrorism, but many Americans would rather not watch.S7