Clinton hopes to become the first woman nominated by a major party.
Trump stressed that he expects to win the number of delegates needed to land the nomination on the first ballot at July's national convention.
The Republican and Democratic forerunners are closer to the nomination.
La ex secretaria de Estado dijo reconocer "la angustia" de los padres y familiares de las víctimas
Clinton was twice elected senator from New York, while Trump was born in Queens and lives in a building bearing his name in Manhattan.
Considera "obscena" la financiación en las campañas políticas
Enrique Galindo Ceballos, General Commissioner of Mexico's Federal Police, said that the institution will not allow such violations.
Violar derechos humanos no es la mejor manera de derrotar a grupos criminales, opina la aspirante a la presidencia de EU
The Democratic hopeful also warned against her Republican rival Donald Trump.
La precandidata demócrata reaccionó al video en el que miembros de las fuerzas federales encañonan y ponen una bolsa a una mujer presa