COURTESY BY: https://www.dawn.com/ LOS ANGELES: US police have shot dead another black man, who they said had a handgun but had dropped it during a violent altercation in Los Angeles, triggering fresh outrage as tensions soar over racism and police brutality. The man, named in local media as 29-year-old Dijon Kizzee, was riding his bicycle when Los Angeles County Sheriff’s deputies tried to stop him for an unspecified vehicle code violation on Monday afternoon. He fled on foot, and when officers caught up with him he punched one deputy in…