Deposed Palestinian Prime Minister in Gaza Ismael Haniya will visit Cairo tomorrow to discuss economic cooperation, officials said here Saturday. Minister of Economy at the deposed government Alaa El Din Al Refati said today that Haniya will lead a high-ranking delegation to Cairo to discuss a number of issues including the Gaza siege, the lack of fuel, electricity and the re-building of Gaza. They will also discuss the option of establishing a joint free market zone between Egypt and Gaza, which was agreed earlier.