Chinas Big Three Airlines Face Headwinds from High Fuel Costs and Rail Competition Bill Ackman Builds Microsoft Stake in First Quarter Betting on AI and Cloud Momentum HS2 Cost Overruns Reach 1027bn Sparks Calls for Cancellation Amid SunkCost Concerns PBR Q1 2026 Earnings Earnings Miss Amid Operational Headwinds Nvidias Earnings Surpass Estimates as AI Infrastructure Expansion Accelerates CVV Q1 2026 Earnings Loss Per Share of 025 as Company Navigates Operational Headwinds MDRR Q2 2021 Earnings EPS Surprises Positive but Stock Unchanged