Border Patrol agents and Immigration and Customs Enforcement officers who have worked together side by side for two decades are increasingly at odds in a battle to see who can better carry out President Donald Trump’s deportation operation.

ICE officers forcefully arresting individuals is due to "antagonists" protesting the federal agencies, according to Paul Perez.

The stepped-up role of Border Patrol leaders in interior enforcement — which has historically been ICE territory — marks an evolution of tactics that originated in California.

The Trump administration began sweeping out Immigration and Customs Enforcement field chiefs across the country, reassigning many and moving Border Patrol veterans into top jobs to juice arrests. Nearly half of ICE’s 25 field office directors are being shifted,

Kids dressed in Halloween costumes walking to a parade do not pose an immediate threat to the safety of a law enforcement officer,” U.S. District Judge Sara Ellis told Bovino during a court hearing Tuesday morning.

Less than 24 hours after an appeals court put a hold on his required daily check-ins with a federal judge, Border Patrol Commander Greg Bovino will be back in federal court in Chicago on Thursday morning,

The mood inside DHS is “tense” and “combative,” two senior officials told FOX, with some ICE leaders warning the new approach could blur the line between ICE and Border Patrol operations and chip away at the office’s public support.

The protest unfolded amid reports that the Trump administration plans to make dramatic changes in local-level ICE leadership.

ICE agents raided a Woodbridge warehouse, detaining dozens of workers, many women rushing to pick up children. This marks a worrying trend in local immigration enforcement efforts.

The head of the U.S. Immigration and Customs Enforcement (ICE) field office in Phoenix was reportedly replaced with a senior Border Patrol agent.

The Trump administration is shaking up ICE's leadership, with plans to reassign as many as a dozen local leaders, as the agency faces pressure to ramp up arrests, sources told CBS News.