MINNEAPOLIS, Jan 25 (Reuters) - Officials in U.S. President Donald Trump's administration defended on Sunday the fatal shooting of a U.S. citizen by immigration agents in Minneapolis, even as video evidence contradicted their version of events and as tensions grew between local law enforcement and federal officers.

Hundreds of Chicagoans collectively outraged by Saturday's slaying of ICU nurse Alex Pretti weeks after the shooting of Renee Good gather in the Loop to call on the Trump administration to stand down.

A growing number of Republican lawmakers are breaking ranks and expressing criticism, and anger, over the killing of Alex Pretti by federal agents.

The fatal shooting of Alex Pretti by Border Patrol agents has further inflamed tensions in Minneapolis, a city at the center of America's immigration debate in recent months. Here's a look at how it started.

Alex Pretti shooting follows fatal ICE shooting of Renee Good weeks earlier. Minneapolis gun laws allowed Pretti to carry a weapon. See the timeline.

Anti-ICE agitators clashed with federal agents at a Minneapolis hotel, with multiple arrests made, after Border Patrol killed an American citizen over the weekend.

New affidavits filed in court detail how witnesses were arrested immediately after the shooting of Alex Pretti.

A witness to Saturday’s fatal shooting of a 37-year-old man is disputing the government account of the incident.