No, he must not be panalized because he is just a suspect of bomb blasts not an accused. If is to be punished then what about narendra modi who is responsible for carnage of muslims in Gujrat, moreover, we are having a treaty with portugal government that neither he not his girlfriend Monica will undergo a capital punishment. There are many cases were the government who would be punishing Salem or Monica are all involved in crime and scams. Therefore, it would be totally unjust to punish him because bombay bomb blasts were not planned and were undertaken by a single man. It was a combined effort and that even our government officials were involved in that evil deed.
