Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Character | Portrayed by | First appearance | Last appearance | Duration | Episodes |
| --- | --- | --- | --- | --- | --- |
| Mac Taylor CSI Detective | Gary Sinise | "Blink" 1, 2, 3 | "Today is Life" | 1.01–9.17 | 197 |
| Jo Danville CSI Detective | Sela Ward | "The 34th Floor" | "Today is Life" | 7.01–9.17 | 57 |
| Danny Messer CSI Detective | Carmine Giovinazzo | "Blink" 1 | "Today is Life" | 1.01–9.17 | 197 |
| Lindsay Monroe Messer CSI Detective | Anna Belknap | "Zoo York" | "Today is Life" | 2.03–9.17 | 172 4 |
| Dr. Sid Hammerback Chief Medical Examiner | Robert Joy | "Dancing with the Fishes" | "Today is Life" | 2.05–9.17 | 168 4 |
| Adam Ross Lab Technician | A. J. Buckley | "Bad Beat" | "Today is Life" | 2.08–9.17 | 141 4 |
| Dr. Sheldon Hawkes CSI | Hill Harper | "Blink" 1 | "Today is Life" | 1.01–9.17 | 197 |
| Don Flack Homicide Detective | Eddie Cahill | "Blink" | "Today is Life" | 1.01–9.17 | 197 |
| Aiden Burn CSI Detective | Vanessa Ferlito | "Blink" 1 | "Heroes" | 1.01–2.02, 2.23 | 26 |
Question:
On which episode did actress Sela Ward make her last appearance?
Answer:
"Today is Life"