Sixers-Celtics Game 3 preview: Philly must improve defensively

Celtics forward Al Horford shoots over the Sixers’ Joel Embiid and Dario Saric during Philadelphia’s Game 1 loss on Monday.Boston Celtics (2-0; 6-3) at 76ers (0-2; 4-3)

Today at 5 p.m., Wells Fargo Center

Talking points

The 76ers left Boston Thursday night thinking they squandered what should have been a series defying road win in Game 2 of their Eastern Conference semifinal with the Celtics.

Now, the Sixers are back at the Wells Fargo Center, a place where they’re 26-2 since Jan. 1. But there’s more at stake in today’s game than any of the previous 28 in the building.

A loss to the Celtics would drop the Sixers into a tough to overcome three-games-to-none hole. However, a victory would enable…