Lacy Construction has a noncontributory, defined benefit pension plan. At December 31, 2018, Lacy received the following information: ($ in millions) $ 400 64 Projected Benefit Obligation Balance, January 1 Service cost Prior service cost Interest cost(5.0%) Benefits paid Balance, December 31 16 20 (47) $ 453 ($ in millions) $ 270 29 Plan Assets Balance, January 1 Actual return on plan assets Contributions 2018 Benefits paid Balance, December 31 64 (47) $ 316 The expected long-term rate of return on plan assets was 10%. There were no AOCI balances related to pensions on January 1, 2018. At the end of 2018, Lacy amended the pension formula creating a prior service cost of $16 million. Required: 1. Determine Lacy's pension expense for 2018. 2. Prepare the journal entry(s) to record Lacy's pension expense, gains or losses, prior service cost, funding, and payment of retiree benefits for 2018