A source close to the case describes the gunman as ‘unbalanced’ but was not known to belong to a far-right movement.
After the talk about snitching, Holder left in a car then returned a half-hour later and shot Hussle.
There are no signs pointing to worshippers being targeted.
MP says other motorists could have been injured when the policeman fired a shot at the motorcyclist who ran a red light.
So far 10 people have been taken into custody, including one who surrendered on Friday.
The latest incident comes in Narathiwat province, as rebels and security forces wrestle for control of the area.
The plot to kill Ortiz is more complex than initially thought.
David Ortiz is currently recovering in hospital, but it is not clear if he was the intended target of the shooting.
In addition to his imprisonment, Mohamed Noor is now banned from using or possessing guns or explosives and must pay a US$6,000 fine.
There is no immediate claim for the shooting and the gunman's motives are unclear.
According to the Washington-based Gun Violence Archive monitoring group this is the 150th mass shooting in the US this year.
The suspect is a longtime current municipal employee, and described him as 'disgruntled.'
It says it is just following the law in doing so to reduce the number of stray dogs.
The man is also accused of sending money to an individual aligned with a Hamas faction which has carried out attacks against civilians in Israel.
An American citizen arrested last year during months of anti-government protests was killed in a shooting at the prison where he was being held.
In addition to the guard killed by the attackers, at least two other people were wounded but there is no final casualty total.
Gunshots were heard after the man left the mosque following a confrontation.
The attack is believed to have been pre-meditated.
The settlement includes US$18 million for the family and US$2 million to be donated to an anti-gun violence group.
Howell gave his life to stop the assailant from harming more students.
Gunfire erupted at 5.45pm local time which left two people dead.
The suspect is also under investigation for a mosque arson.
The shooter published an anti-Semitic open letter on a far-right message board hours before the attack.
19-year-old suspect walks into synagogue declaring, 'All Jews must die' then opens fire killing one woman and wounding three others.