Sean O'Brien

Sean O'Brien is not mentioned in either of the provided news articles. The first article focuses on Markwayne Mullin's nomination to lead the Department of Homeland Security and the Senate committee's advancement of his nomination. It discusses questions raised about Mullin's approach to immigration enforcement and accusations of encouraging violence. The second article details UPS's plan to cut 30,000 jobs as part of a cost-cutting drive aimed at saving $3 billion by 2026. The company is looking to reduce deliveries for Amazon. Since Sean O'Brien is not present in these articles, there is no information available regarding his current newsworthiness, recent events related to him, or his current relevance.