LAKE TEXOMA, TX -- Authorities are trying to determine why a walkway collapsed at Lake Texoma Friday injuring a number of people.
Denison EMS says about 9 people were on the walk way at Grandpappy Point Marina when it collapsed around 3 o'clock.
Emergency officials say the people dropped about 10 feet into the water.
They were all adults.
First responders say no one was severely hurt, but 4 people were taken to TMC by ambulance.