Commencement

When Lana (possessed by Isobel) kills Genevieve Teague by stabbing her with one of the Kryptonian Knowledge Crystals after she attempts to steal it, it triggers a cosmic event that not only severs Lana's link to the spirit Isobel but also sends meteorites from deep space toward Earth and Smallville. At the graduation ceremony for Smallville High, the military arrives ...