12 across. Mathematicians from Asia in Channel 4 series (6,7)
???I??/?????R?
4 down. Correct his grammar with grey haired flower (5,8) ?A?S?/??R?G???
(I originally thought Marsh marigold but these have yellow flowers)
9 down. A bloke coping with America internally for Connie on TV (6,7)
?M????/?E???N?
Thank you