What to Watch on Thursday: Season finales for ‘Scandal,’ ‘Blacklist’

Scandal (9 p.m., ABC) – In the two-hour Season 6 finale, Olivia takes a risk to ensure Mellie’s safety at the inauguration, and Fitz uses his powers in his last days in office. Renewed.

Also on tonight . . .

Grey’s Anatomy (8 p.m., ABC) – A dangerous patient escapes the hospital room in the Season 13 finale. Renewed.

MasterChef Junior (8 p.m., Fox) – Wolfgang Puck and Martha Stewart are judges in the season finale. This will return.

The Blacklist (9 p.m., NBC) – Two episodes end the fourth season. First, Red tracks a thief enlisted by Mr. Kaplan. At 10, Kaplan engages in the final phase of her assault on Red’s criminal empire. Renewed.

Supernatural (9 p.m., The CW) – Lucifer battles Sam, Dean and Castiel for control of his unborn child in the Season 12 finale. Renewed.