COLORADO (REUTERS) - A 21-year-old man accused of opening fire at a Colorado supermarket, killing 10 people,was due in court on Thursday (March 25) to be formally advised of the charges against him.

Ahmad Al Aliwi Alissa faces 10 counts of murder and an attempted murder charge stemming from the shooting rampage on Monday at King Soopers grocery store in Boulder, some 45km north-west of Denver.