Photos of the day - March 31, 2015

Georgia Ball Keely, 4, holds still as a Danaus Chrysippus or 'plain tiger' butterfly lands on her nose during a media opportunity at the Natural History Museum in London; Secretary of State John Kerry, looks through a window of the hotel during a break after a meeting during a new round of Nuclear Iran Talks, in Lausanne, Switzerland; and, Iraqi security forces and Shi'ite paramilitary fighters hold an Islamist State flag, which they pulled down in Tikrit.
These are just a few of the photos of the day for March 31, 2015.

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