In today's BizNews Briefing, with US tariffs looming, DA’s Emma Powell warns SA faces a diplomatic crisis as Ramaphosa’s envoy falters. Corruption Watch’s Moira Campbell discusses whistleblower protections for General Mkhwanazi post-explosive revelations. Minister Gayton McKenzie gears up for a bombshell testimony. Investors flock to catastrophe bonds as climate risks rise, while Tesla enters India’s car market and ASML rides the AI boom.