Chris Van Buskirk/Boston Herald
A memorial at the intersection of Sleeper and Congress Streets where 4-year-old Gracie Gancheva was killed after being hit by a vehicle, as seen Saturday. The City of Boston plans to make temporary safety upgrades to the South Boston intersection. (Chris Van Buskirk/Boston Herald) 
The City of Boston plans to make temporary safety upgrades at a South Boston intersection where a 4-year-old was killed last weekend.
