Polio Vaccine; Miss Universe 2017

A health worker gives a polio vaccine to a child in Peshawar, Pakistan.

Miss Universe Pia Wurtzbach waves upon arrival at the SMX Convention Center for the formal launch of the Miss Universe 2017 beauty pageant, in suburban Pasay city south of Manila, Philippines.

Miss Universe 2017 candidates pose during its formal launch in suburban Pasay city south of Manila, Philippines.

Supporters celebrate in Agra after UP Chief Minister Akhilesh Yadav got the Samajwadi Party symbol, the cycle, and the party name.

Bollywood actor Shahrukh Khan, filmmaker Karan Johar during a book launch of An Unsuitable Boy by Karan Johar, in Mumbai.

People gatherd at Marina beach on the occation of Kanum Pongal in Chennai.

Bernice King, daughter of the late Rev. Martin Luther King Jr., speaks during the Rev. Martin Luther King Jr. holiday commemorative service at Ebenezer Baptist Church where King preached, in Atlanta.