At the moment i don't think its a problem because i don't think anyone knows when Tres will be back,he's apparently either working on some marital issues or his wife is suffering post natal depression,well according to some places on T'net.
http://news.bbc.co.uk/sport1/hi/cricket/england/4778918.stmFor the next test in Mohali i reckon the only change[injuries permitting]will be Blackwell for Plunkett or Udal,and as the wicket according to the pundits is a bit of a seamer i think we will go with Plunkett.
Anyway its a great problem for us to have