What we know about the arrest of Luigi Mangioni, UnitedHealthcare CEO shooting suspect

The regulars began assembling in the predawn at the McDonald’s on East Plank Road in Altoona, a Pennsylvania city of about 42,000 just off I-95 in Blair County.

​ The regulars began assembling in the predawn at the McDonald’s on East Plank Road in Altoona, a Pennsylvania city of about 42,000 just off I-95 in Blair County. Read More Breaking News, Latest News and Videos | CNN