1: Prominent performer with Peru's wild climbing rodents (9)
6: Cheyenne Mountain installation produces radon mixture (5)
8: Do people in the medical speciality consider law? (9)
9: Catch first fish? Hold fast (5)
11: Finish suddenly, like an oboe? (1, 4, 2, 3, 3)
13: Piece based around FBI agents (7)
14: Started frustrating us in real unwillingness to accept (7)
15: Dilapidated city slum without question a source of sectariansim. (7)
16: Shepherd, at times, is more abrupt in tone (7)
19: Clearly notes Earths at a particular compass point (4-5-4)
22: Chump getting past in chasm (5)
23: Love to influence the polar type. (9)
25: A Gore follows a Ryan (5)
26: Created synopsis, but a detail I omitted is wrong (9)