Prime Minister Narendra Modi today alleged Pakistan was interfering in Gujarat Assembly polls, and sought an explanation from the Congress over its top partymen who are said to have recently met leaders from the neighbouring country. Addressing a poll rally in Palanpur, the prime minister also raised questions over the alleged appeal by former director general of the Pakistan Army, Sardar Arshad Rafiq, that senior Congress leader Ahmed Patel be made chief minister of Gujarat.