20/20 returns for Season 46 on September 29, 2023.   Season 46  Episode 21 is titled “Highway Hunter” Here is the synopsis ” A police hunt for a serial killer roaming the interstate.” An officer spotted an abandoned white vehicle … Continue reading Highway Hunter S46Ep21 Preview via @stacyamiller85 @ABC2020 @ABCNetwork #ABC2020 #WilliamReece #TiffanyJohnston