Trump's Iran threat, Berkshire's airline bet, Lululemon's proxy battle and more in Morning Squawk

As the trading week begins, investors are absorbing critical updates that could influence market dynamics. President Donald Trump recently took to social media, urging Iran to accelerate negotiations to resolve ongoing conflicts. He warned that without progress, Iran could face severe consequences. In the realm of investments, shares of Delta Air Lines saw a notable increase of over 2% in premarket trading after Berkshire Hathaway announced a significant $2.6 billion investment in the airline, marking it as the conglomerate's 14th-largest holding. This move comes after Berkshire had previously exited the aviation sector during the pandemic, highlighting a strategic shift as the company reassesses its portfolio. Lululemon has also made headlines, as the athleticwear brand responded to activist founder Chip Wilson's criticisms. In a letter to shareholders, the company described Wilson's views as outdated and warned that they could jeopardize the retailer's recovery strategy. This communication marks Lululemon's first significant public reaction to Wilson amid ongoing disputes, as it urges investors to support its leadership during the upcoming annual meeting next month. Meanwhile, Meta Platforms is expected to implement a substantial reduction in its workforce, with reports suggesting layoffs could affect around 10% of its employees. This news has contributed to a climate of uncertainty within the tech sector, where workers witness stock market gains juxtaposed with significant job cuts. So far this year, nearly 110,000 layoffs have been recorded across 137 tech firms, approaching last year’s total. Lastly, the recent shutdown of Spirit Airlines has raised questions about the fate of its fleet. Many of the airline's planes are reportedly being relocated to desert storage areas in Arizona, a common practice for unused or retired aircraft to prevent damage from the elements. As the week unfolds, market watchers will be keenly observing these developments and their potential impact on various sectors.