CNBC’s MacKenzie Sigalos joins 'Money Movers' to discuss OpenAI seeing GHT-5 enterprise surge despite rocky consumer rollout.

OpenAI is turning up the heat for competitors in a very lucrative market. CNBC's MacKenzie Sigalos joins 'Squawk Box' with ...

Mackenzie Bruns joined the WECT News team in June of 2025 as a multimedia journalist and reporter. Mackenzie is from Macungie, Pennsylvania, and graduated from Penn State University with bachelor ...

A spokesman for Mackenzie said the freshman congressman's office has responded to around 7,000 contacts from constituents during his first three months in office.