Videos posted to social media showed tens of thousands of people in attendance at the concert. It is one of dozens of stops on Shakira’s "Las Mujeres Ya No Lloran" world tour, a reference to the singer’s twelfth studio album. The stadium can hold around 50,000 people for most concerts, according to its website.

New Jersey health officials issued a warning about a potential measles exposure during the Shakira concert at MetLife Stadium.

Health officials in New Jersey have issued a measles exposure warning after an individual infected with the virus attended a Shakira concert at MetLife Stadium in East Rutherford on May 15, potentially exposing tens of thousands of concertgoers.