Cryptic crossword No 3,535

Across

1. Street is cut off by good man in Beijing ultimately taking the heat? (8)
2. Brave 7 with guts of giant stops charge (7)
3. Chains of rolling tanks left impeded, essentially (7)
4. Picture seen widely of soldiers occupying country (8)
5. Unnamed hero's back in news article from the east (4)
6. Papers inspired by revolutionary check (5)
7. Service yard tracks reversing vehicle (4)
8. Repugnant escalation suppressing city (6)
9. Demonstration for pilot (7)
10. Ground troops enlist at places where tanks want filling (6,8)
11. Found aluminium, case of gold, tin, etc roaming around middle of field doing this? (5,9)
12. Undergraduate's exploit encapsulating extremes of defiance (7)
13. Official cast sharing strong improvement (6)

Down

1. Tacky bar males make fun of (3)
2. Drug controlled back joint spasm (8)
3. Discovered mock exam’s ending skewed scores for eight people (6)
4. Marine rations exercise with heavy weight (8)
5. Old Peruvian uncovered metal container (4)
6. Shy mediator somehow performed something extraordinary? (4,7)
7. They’re fundamentally put up some people as remedies (6)
8. Magnitude of polls sent Savanta spinning (8)
9. Whatever happens empty bottles close to gully outlet (2,3,5)
10. Speaker ejecting Conservative from lobby (3)
11. Notice corrupt cops beginning to intimidate expert (6)
12. Honest oral between partners once showered (6)
13. Hollow thesis recalling crude figure? (5,3)
14. “Broken condom! Oh hell”, he ejaculated, “It’s all wet”! (4,6)
15. Cautious wife going down cockeyed (4)