Ausiello spoilers !

Question: Lost is tomorrow! We have been waiting for so long! Any scoop? — Nathan
Ausiello: A big premiere demands an even bigger scoop: I'm hearing that a significant death occurs sometime after Episode 4, but before Episode 8.

Question: I reckon Kate and Sawyer are past due for some angsty goodness, but please tell us they'll have at least one more session of sexy time before it all goes to hell! — Melissa
Ausiello: Does one innocent night of canoodling qualify as sexy time? If so, then the answer to your question is yes.

Source: TV Guide