Haven't seen it mentioned on the forum, so here's a list of cities CM announced it will resume operations to (between now and October):

Bolivia: Santa Cruz
Brazil: Sao Paulo and Rio de Janeiro
Colombia: Bogota, Cali, Cartagena, and Medellin
Dominican Republic: Santo Domingo and Punta Cana
Ecuador: Quito and Guayaquil
El Salvador: San Salvador
Guatemala: Guatemala City
Honduras: San Pedro Sula
Jamaica: Kingston
Mexico: Mexico City and Cancun
Panama: Panama City and David
Puerto Rico: San Juan
Uruguay: Montevideo
US: Miami, New York, Washington D.C., Los Angeles, and Orlando