The second quarter saw a $1.322 billion charge due to pension settlements that resulted in a net income of -$0.83 for the quarter. Adjusted earnings were $1.41, which is why you saw the spike in PE calculated with reported earnings. This compares with a 21.4 PE based on adjusted earnings of $5.76.
In short, what you are seeing is the difference between GAAP and non-GAAP earnings being used to calculate the PE.
In short, what you are seeing is the difference between GAAP and non-GAAP earnings being used to calculate the PE.