CNBC's Contessa Brewer reports from Florida as Americans head to the polls.
Tropical storm Karen hit the northeastern Caribbean with heavy rains, causing flooding in Puerto Rico and nearby islands. The storm hit Puerto Rico hours after the island was shaken by a 6.0 magnitude earthquake.
Puerto Rico is preparing itself for Tropical Storm Dorian, which is projected to hit the island by Wednesday afternoon. The storm has the potential to grow into a Category 1 hurricane and could hit Southeastern Florida by Sunday morning.