Carolina Arguello, 38, and her 2-year-old son Andre Sarmiento sit in the 2011 BMW she uses as a driver-operator for uberX.
Carolina Arguello, 38, and her 2-year-old son Andre Sarmiento sit in the 2011 BMW she uses as a driver-operator for uberX. Peter Andrew Bosch Miami Herald staff
Carolina Arguello, 38, and her 2-year-old son Andre Sarmiento sit in the 2011 BMW she uses as a driver-operator for uberX. Peter Andrew Bosch Miami Herald staff

For Uber, loyal drivers and a new fight for benefits

May 21, 2015 04:17 PM

UPDATED May 21, 2015 11:21 PM

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