In a blitz that began May 26, U.S. Immigration and Customs Enforcement has arrested nearly 2,179 illegal immigrants across the country. (CBS/AP) A swarm of federal immigration agents sped silently, headlights off, down a Boston side street early Wednesday and surrounded an apartment house. "Police! Policia! Police!" yelled Daniel Monico, a deportation officer, holding his badge to a window where someone had pulled back the curtain. "Open the door!" Moments later, agents led a dazed-looking Jose Ferreira Da Silva, 35, out in handcuffs. The Brazilian had been arrested in 2002 and deported, but had slipped back into the country. He...