We have an update as he competed last week at the Trond Mohn Games in Norway (the same meet where Ingebrigtsen ran the 800).
From Race Results Weekly, in the steeplechase, 17 year-old Axel Vang Christensen clocked an excellent 8:29.12, a European Athletics U20 record (previous 8:29.50, Ralf Pönitzsch, GDR, Warszawa, 19-Aug-1976).