Hector Velasquez was playing cards with friends at MacArthur Park in Los Angeles early Monday when a young man with a megaphone walked through announcing federal agents were on their way. Another man drove past in a car,

Residents were outraged after dozens of federal agents marched through MacArthur Park, in one of the city’s most immigrant-heavy neighborhoods. Homeland Security officials said it was an immigration enforcement operation.

Agents on horseback and in armored vehicles participated in a daytime raid in the heart of Los Angeles' immigrant community.