Thank you, Bill. Revenue was flat sequentially at $2,600,000,000 as lower shipments for both alumina And aluminum more than offset higher aluminum realized price. The net loss attributable to Alcoa improved $18,000,000 to $150,000,000 and the loss per share improved from $0.94 to $0.84 On an adjusted basis, The net loss attributable to Alcoa was $100,000,000 or $0.56 The difference is primarily related to the recording of a valuation allowance on deferred and tax assets in Brazil net of non controlling interest. Adjusted EBITDA increased $19,000,000 to $89,000,000 For the full year 2023, year over year revenues decreased $1,900,000,000 to $10,600,000,000 And net loss attributable to Alcoa worsened $528,000,000 to a loss of $651,000,000 or $3.65 per share. Adjusted net income changed from $869,000,000 in 20.22 to a loss of $405,000,000 in 20.23 dollars or $2.27 per share and adjusted EBITDA excluding special items Moved from $2,200,000,000 to $536,000,000 Let's look at the key drivers of EBITDA.