Independence Day celebrations were marred by multiple shootings in Chicago that reportedly left at least seven dead and 50 injured. The first fatal shooting occurred around 2:30 a.m. Friday, kicking off a violent weekend for the city. The city has been actively combating gang and shooting violence in recent years after a bloody year in 2012, when it was the only city in the nation to record more than 500 homicides. The Chicago Tribune updated its tally of Chicago shooting victims today, bringing up the total of those shot to 1,129 so far this year. According to the Tribune, there...