Cryptic crossword No 1,800

Across

1. Ease senior clothing shortage (7)
2. Deal with reporters besieging only child (7)
3. Grand church that is the centrepiece of Suffolk (5)
4. Harry guards degenerate demonstrator (9)
5. Fail to pick an empty Scrabble tile? (4,1,5)
6. Oddly, some urge to steal (4)
7. Special date arranged for new business financing (4,7)
8. Top manager's routine: playing hangman (11)
9. Starts to mix a yolk with a bit of oil to create sauce (4)
10. Incite us with very loud ranting? Enough! (10)
11. Weekly magazine - The Observer? (9)
12. Buddy: a fighter with heart of stone (5)
13. Obscure excerpts written in Early English (7)
14. When the stars are seen aligning (7)

Down

1. Every now and then, upset head teachers split (6)
2. Sensual soul encounters onset of lust (6)
3. Ultimately, Josef K devoured by Scottish jackdaw: A bizarre unfinished sequel that's nightmarish and surreal (10)
4. Traumatized elephant abandoning the troubled country (5)
5. Debate both sides of press release? Sorry, no can do (3,3,3)
6. Withdrawing component of charger: EV operation's terminated (4)
7. In Bucharest, I'm a tenured judge (8)
8. Poor result embroils German government in conflict (8)
9. See program deliver stored answer (10)
10. Tie up queen before noon, holding dry ceremony (9)
11. "Can I take a look?" "I'm thinking about it" (3,2,3)
12. In excellent health, all right (4,4)
13. Little woman turns up in Italy, producing twins (6)
14. Mighty strain to contain banks of Tamar (6)
15. Feign warning in golf? Just the opposite (5)
16. Discontinue stew after losing recipe (4)