NASHVILLE, TN - APRIL 30: St. Jude Rock 'n' Roll Nashville Marathon/Half Marathon and 5k where more than 34,000 participants weathered the rain during the 17th running on April 30, 2016 in Nashville, Tennessee. (Photo by Jason Davis/Getty Images for St. Jude )

In this photograph taken on April 27, 2016, an Indian villager carries pots of water after filling them from from a well in the village of Dargai Khurd in Mohanganj area on the outskirts of Tikamgarh district in the central Indian state of Madhya Pradesh. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, a gunman stands alert at a water reservoir in Tikamgarh in the central Indian state of Madhya Pradesh. Armed men have been securing the Barighat dam for months against water thefts by desperate farmers from neighbouring state to ensure supply of potable water to thousands of residents of Tikamgarh district in Madhya Pradesh state. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, gunmen stand alert at a water reservoir in Tikamgarh in the central Indian state of Madhya Pradesh. Armed men have been securing the Barighat dam for months against water thefts by desperate farmers from neighbouring state to ensure supply of potable water to thousands of residents of Tikamgarh district in Madhya Pradesh state. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, a gunman stands alert at a water reservoir in Tikamgarh in the central Indian state of Madhya Pradesh. Armed men have been securing the Barighat dam for months against water thefts by desperate farmers from neighbouring state to ensure supply of potable water to thousands of residents of Tikamgarh district in Madhya Pradesh state. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, an Indian villager walks between rocks as he crosses a water reservoir in Tikamgarh in the central Indian state of Madhya Pradesh. Armed men have been securing the Barighat dam for months against water thefts by desperate farmers from neighbouring state to ensure supply of potable water to thousands of residents of Tikamgarh district in Madhya Pradesh state. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, cattle graze in a partially dried-up pond in Tikamgarh in the central Indian state of Madhya Pradesh. Armed men have been securing the Barighat dam for months against water thefts by desperate farmers from neighbouring state to ensure supply of potable water to thousands of residents of Tikamgarh district in Madhya Pradesh state. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images

In this photograph taken on April 27, 2016, an Indian villager carries pots of water after filling them from a well in the village of Dargai Khurd in Mohanganj area on the outskirts of Tikamgarh district in the central Indian state of Madhya Pradesh. Tikamgarh is part of central India's parched Bundelkhand region -- consisting of 13 districts, half of which lie in neighbouring Uttar Pradesh state- which is reeling from years of below-par monsoon rains. Officials say the ground water level has receded more than 100 feet in past few years as the area has been receiving less than half of the average annual rains. / AFP PHOTO / MONEY SHARMA / TO GO WITH AFP STORY INDIA-WEATHER-DROUGHT,FOCUS BY JALEES ANDRABI MONEY SHARMA/AFP/Getty Images