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LEWISVILLE (CBSDFW.COM) — At least 20 people are displaced today after fire hit the Oak Tree Village Apartments in Lewisville.

It all began at about 2:15 Saturday morning when a man came home to find his attic on fire.

Unrelated to floods... 2-alarm fire last night at Oak Tree Village Apts impacted 12 apt units (2 due to fire/smoke, rest due to power).

— Lewisville OEM (@LewisvilleOEM) June 20, 2015

Lewisville FD extinguished 2-alarm fire at Oak Tree Village Apts overnight. Twenty residents displaced, no injuries. pic.twitter.com/udeW135Pcy

— CBSDFW (@CBSDFW) June 20, 2015

Firefighters responded to his 9-1-1 call, but not before the fire damaged twelve units in the building.

An investigation into what sparked the two-alarm fire is underway.

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