Voters in India will begin heading to the polls on Friday in a massive election that will last more than a month, with seats in India’s lower house of parliament and another term for Indian Prime Minister Narendra Modi at stake. The latest opinion polls put Modi’s Hindu nationalist Bharatiya Janata Party (BJP) far in the lead. The 73-year-old Modi is campaigning for a third five-year term as the country’s leader. Polling stations will remain open until June 1, with results expected on June 4. Around 970 million people are eligible to take part in the world’s largest election, with more than 1 …