JOHNSON CITY, Tenn. -

UPDATE 8:54 a.m.:  The power has been restored.

-----------------------------

A morning power outage disrupted classes at ETSU.

A Johnson City Power Board spokesman says just before 8 a.m. Tuesday, about half of the campus lost power.  

Crews are at ETSU right now and hope to have power restored by 9 a.m.

They are also working to determine the cause.

An ETSU spokesperson says classes will resume at 9:45 a.m. unless otherwise noted.