Vice President JD Vance has arrived in Switzerland to lead US-Iran nuclear negotiations, marking a significant diplomatic engagement [The Hill]. National Security Advisor Mike Waltz emphasized the Trump administration remains "laser focused" on preventing Iranian nuclear weapons development, while tempering expectations about broader cooperation with Tehran [CBS News].

The timing is critical: a CBS News poll shows most Americans want the Iran conflict to end, but roughly half doubt the US secured a favorable outcome [CBS News]. Vance's presence signals high-level commitment, though the talks follow months of escalating regional tensions including recent Israeli strikes in Lebanon.

UK Crisis Accelerates

UK Prime Minister Keir Starmer faces imminent departure. Bloomberg reports he's expected to announce a resignation timetable within days, as pressure mounts from Labour MPs and the public [Bloomberg]. This represents a significant acceleration from Friday's announcements, with sources indicating the timeline could narrow to Monday rather than later in the week.

Colombia's Election Pivots

Colombians are voting today in a presidential runoff with far-reaching implications. The race pits a Trump-backed hardliner against a leftist senator, with security, drug trafficking, and US relations all at stake [Bloomberg]. Oil prices, US-Colombia ties, and regional stability hang in the balance as voters choose their direction [NPR].

Bolivia's Emergency Deepens

Bolivian authorities claim no active blockades remain following the state of emergency decree, but uncertainty persists about whether the crisis triggered by political turmoil has genuinely stabilized [Al Jazeera].