Blackstone And Partners To Invest $5.34B For 49% Interest In Williams Projects; Commitment Includes $4.4B For Growth Capex, $900M Additional To Williams; Expects 2026 Adj EBITDA In Upper Half Of $8.05B-$8.35B Range; Expects 2026 Growth Capex $7B-$7.6B, Maintenance Capex $850M-$950M; Has Buyout Right Between Years 7 And 14 Valued At Blackstone Outstanding Investment Balance Amount