Washington [US], April 20 (ANI): CBS bids farewell to two of its dramas, ‘So Help Me Todd’ and ‘CSI: Vegas,’ as both series face cancellation. Scheduled to air their season finales in May, these episodes will now serve as the final curtain call for the shows, according to The Hollywood Reporter. ‘So Help Me Todd’ entered its second season while ‘CSI: Vegas’ embarked on its third, but the network has made the decision to discontinue both programmes. With solid viewership numbers averaging 7.7 million and 7.6 million viewers, respectively, the cancellation came as a surprise to many. According t…