4 killed, 14 wounded in shootings over the weekend

CHICAGO -- Four people were killed and 14 others wounded in shootings across Chicago over the weekend.

A father and son were among those shot.

It happened during an attempted robbery in the Back of the Yards Sunday morning.

Police say the gunman approached the man and his 15-year-old son when they were loading their car with personal items.

Both were shot in the leg.