Need help with the last two please - I'm totally stumped
28ac Awful eyestrain, dispelling a feeling of calmness (8) D???N?T?
22d Caller of tune having inserted line for musician (6) P?A???
Many thanks everyone. The s of serenity I have as a d from 25d which was Oddly deficient strikers in no-win situation, and I thought that was tied, so would never have got tat. Now I need the answer to 25d please, if anyone would be so kind