Joshua Jefferson makes a delayed appearance for the Brooklyn Nets in Summer League, with reports describing his performance as showing “some glimpses.” Multiple outlets note that Jefferson is not the only Nets rookie whose summer debut is delayed. The Nets also have other first-round draft picks, including Mikel Brown Jr., whose participation has been affected by timing rather than immediate placement in the lineup.

While coverage centers on Jefferson’s initial look in the tournament, it characterizes his showing as partial and developmental rather than a complete breakout. The focus is on early indicators—how Jefferson looks in game action and what that suggests for his readiness as the summer progresses.

The articles do not present detailed statistical lines in the provided text, but they converge on the same overall point: Jefferson’s Summer League start is delayed, and his first outing includes early signs of potential, with the delay also shared by other high-profile rookie teammates.