Look at this add from the online version of El Pais, Spain's main newspaper which belongs to the PRISA group, the pro-Socialist media organization...
The text below the two pictures of pre and post 9-11 New York reads:
"You can do a lot in one single day; just imagine what can happen in three months"
so, make one with the spain train bombing featured, and send it their way...
I see someone already beat me to it: