Today in Pictures: April 18

See the best photos from Monday.

Celeste Corcoran, who lost both her legs in the Boston Marathon bombings, greets runners at they finish the 120th running of the Boston Marathon in Boston, Massachusetts on April 18, 2016.

Gallery - Sweat and Glory: Runners Race to Finish in Boston Marathon


Justin Nelzen, in red vest, joins others as they work to rescue up to 70 horses along Cypresswood Drive near Humble along Cypress Creek, in Houston. More than a foot of rain fell Monday in parts of Houston, submerging scores of subdivisions and several major interstate highways, forcing the closure of schools and knocking out power to thousands of residents who were urged to shelter in place.

Gallery: Houston Paralyzed By Heavy Rains, Flash Floods

Mark Mulligan / Houston Chronicle via AP
Members of the Air Force of Zimbabwe march during Zimbabwe's 36th Independence celebrations in Harare, on April, 18, 2016. Zimbabwean President Robert Mugabe, who gave the key note address, said that the economy is on the mend despite sanctions imposed by western countries. Tsvangirayi Mukwazhi / AP
An Indian elephant takes a dust bath amid rising temperatures at the Zirakpur Chattbira Zoo on April 18, 2016. AFP - Getty Images

Ultra-Orthodox Jews in a sterile room pour water into a bowl from a small window at a Matzah bakery in the southern Israeli city of Ashdod, Israel. Matzah, or unleavened bread, is used instead of bread during the week-long Jewish holiday of Passover, commemorating the Jewish exodus from Egypt in Biblical times.

People walk on the ash-covered streets of San Andres Cholla, Mexico, on April 18, 2016, after the Popocatepetl volcano erupted overnight, spewing ash on nearby towns. Officials there are urging to people to wear masks to avoid inhaling the fine grit that has covered houses and cars. Pablo Spencer / AP

Relatives mourn the loss of their family members, victims of the 7.8-magnitude earthquake, during a funeral service in Portoviejo, Ecuador. The Saturday night quake left a trail of ruin along Ecuador's normally placid Pacific Ocean coast. At least 350 people died and thousands are homeless. President Rafael Correa said early Monday that the death toll would "surely rise, and in a considerable way."

Gallery: Strongest Earthquake Since 1979 Hits Ecuador, Killing Over 200

Rodrigo Abd / AP
A group of people with disabilities take part in a protest march demanding an increase in their state benefits, and to receive monthly payments instead of one annual payment of 1,000 Bolivianos, or about $145 U.S. dollars, in Patacamaya, Bolivia, on April 18, 2016. The demonstrators began their march to the capital, leaving Cochabamba on March 21. They are asking the government increase their disability compensation to 500 Bolivianos, or about $73 dollars, per month. Juan Karita / AP

Japan Ground Self-Defense Force troops search for victims buried due to the recent earthquakes in the village of Minami-Aso in Kumamoto prefecture. Rescuers intensified efforts on Monday to find 10 people still missing in a devastated village, with time running out more than two days after Japan's double quake disaster which unleashed landslides and collapsed buildings.

Gallery: Stronger Japan Earthquake Triggers Landslides and Collapses Homes

JIJI PRESS via AFP - Getty Images
Israeli forensics search in the remains of a burnt-out a bus after a bomb blast ripped through the vehicle in Jerusalem on April 18, 2016. The blast sparked a fire, wounding at least 16 people, police said, in what may be a sharp escalation in a wave of violence. THOMAS COEX / AFP - Getty Images