1		Pressure associated with amateur sport (4)
3		Persuasive case for soldiers worthy of praise (10)
10		See old price reduced by mistake (9)
11		A couple of strokes under its beak can easily rip flesh (5)
12		Rock group's pain when broadcasting updated work (6)
13		Agent, in developing musical number, given backing (8)
15		Financially ruined by housing English students at university (5,2)
16		Beginning and end of mountain climb (7)
18		Almost accept comic quest to find shrubbery (7)
19/5		Where police will turn up, given increase in volume (7,10)
21		See 17 Down
23		Rock rabbit relative (6)
25		Blue as, say, a river (5)
26		Killed, mostly to shield the untouchable (9)
27		Go too far when following eclipse (10)
28		Dairy product, in a manner of speaking (4)

1		The country's finished reflecting upon problem of local food (3,4)
2		Slab seems to be broken in pieces (9)
4		Unusual contribution to offer a researcher (4)
5		See 19 Across
6		Super snooper's trouble infiltrating corrupt attachés (3,4,7)
7		Piece of luggage is returned that's mine! (4,1)
8		Heading off for the most arduous climb? (7)
9		Might such bad practice contain howlers? (6,8)
14		Philomath suffering with a severe eye problem (10)
17/21		Given order as the bird flu shows up in Scotland (9,8)
18		Cattle expert reporting a moo (7)
20		Work's irregular and always welcome (4,3)
22		Where river begins, say - mouth (5)
24		Look after very big port (4)