Yesterday’s solutions:

Across: 1 Scrutinises. 7 Lays. 8 En route. 9 Sat. 10 Eddie. 11 Pester. 13 Betray. 16 Alone. 18 Sot. 19 Account. 20 Thaw. 21 Hold the fort. Down: 1 Seance. 2 Russet. 3 Teeter. 4 Nerve. 5 Shudder. 6 Scenery. 11 Pharaoh. 12 Stoical. 13 Bustle. 14 Tattoo. 15 Au fait. 17 Erupt.