Jonas Valanciunas' dominant performance highlights Boston's need for rebounding help

The Celtics’ struggles on the boards have been well-documented throughout the first few months of the season. As the team found out last night, the problem hasn’t been completely solved and they can still face great difficulty when pitched against a top big man, such as Jonas Valanciunas of the Toronto Raptors:

During Toronto's comeback win, Valanciunas combined his effectiveness on the glass with 18 points and 2 blocks in 28 minutes of playing time. Boston coach Brad Stevens, among others, was impressed by the Lithuanian center's performance:

There can be no doubt that the 24-year-old is a hard matchup for most NBA teams, but in order to compete when the postseason comes around, rebounding may still be an issue that needs to be addressed by Danny Ainge.

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