President Donald Trump speaks during a meeting with retail industry leaders at the White House in Washington, DC, on February 15, 2017 In a speech delivered Saturday, President Donald Trump pledged, yet again, to keep America safe. This time, the danger looming on the country's horizon was to become like Sweden, a Scandinavian country that's historically taken in record numbers of refugees and immigrants.

Canadian photographer Dr. Scott Martin captured video of a great blue heron eating a baby alligator. Martin was taking photos in the Viera Wetlands near Melbourne, Fla.