as it is best understood
as provided by
Disparition du Vol MH370 : la zone de recherche étendue à l?Océan Indien | Air Info
This is the path before adding on the new statement from the US/Malaysia team, which indicates around the end point of the plotted path one of two directions were taken - one in the SW direction toward MEMEK and one nearly due north toward SANAR
According to CNN, the US and India have basically determined one of those directions is where the plane will be found, and that is where the two Countries will be looking headed froward