Ghost Whisperer Episode 1.20 The Vanishing

After waking up from a coma caused by a head injury that put her in the hospital for a week, Melinda can no longer see or hear spirits. She fears she has lost her gift. At the same time, a person who she helped, Diane Shields, comes to her in need of her help. She asks Melinda to help her brother's daughter, who experiences strange and bizarre things after the recent death of her boyfriend during a football practice. Later on, she realizes that it isn't her gift that has vanished but somehow the ghosts have been drifted away from Grandview.