美国国土安全部长讲话声几乎被警笛声和抗议声淹没

Core Viewpoint - The article highlights the challenges faced by the U.S. Department of Homeland Security, particularly in relation to border security and drug enforcement efforts under the Trump administration, amidst significant public protest and calls for resignation of officials [1] Group 1: Government Actions - Homeland Security Secretary Nom announced efforts by the Trump administration to enhance border security and combat drug trafficking [1] - The announcement was overshadowed by protests, indicating public dissent against current immigration policies [1] Group 2: Public Response - Protests occurred outside the press conference, with demonstrators shouting "shame" to express their discontent [1] - The ongoing actions of federal immigration enforcement in Minnesota have sparked large-scale protests, reflecting widespread opposition to these measures [1] Group 3: Political Pressure - Secretary Nom is facing pressure to resign due to the backlash from the public and the protests surrounding immigration enforcement actions [1]