Florida governor Ron DeSantis is expected to launch his campaign for US president this week, China has banned operators of key infrastructure from buying chips from US chipmaker Micron Technology, and Morgan Stanley is searching for a new CEO after James Gorman announced that he’s stepping down. Plus, the FT’s Sylvia Pfeifer explains how the war in Ukraine has put a spotlight on tech-led defence companies. Mentioned in this podcast:Ron DeSantis struggles for lift-off as campaign launch nearsChina bans Micron’s products from key infrastructure over security riskMorgan Stanley chief James Gorman to step down within a yearUkraine war puts spotlight on tech-led defence companiesThe FT News Briefing is produced by Fiona Symon, Sonja Hutson and Marc Filippino. The show’s editor is Jess Smith. Additional help by Katie McMurran, Peter Barber, Michael Lello, David da Silva and Gavin Kallmann. Topher Forhecz is the FT’s executive producer. The FT’s global head of audio is Cheryl Brumley. The show’s theme song is by Metaphor Music. Read a transcript of this episode on FT.com Hosted on Acast. See acast.com/privacy for more information.