The suspect's name is Scott Roeder.
Interestingly, someone by the same name posted the following on Operation Rescue's website a couple of years ago:
"Bleass everyone for attending and praying in May to bring justice to Tiller and the closing of his death camp."
Source: Google cache
"PUT THIS MONSTER TILLER BEHIND BARS WHERE HE CAN'T MURDER ANY MORE OF OUR MOST INNOCENT UNBORN BABIES, WHO HAVE NO VOICE!!! WHERE ARE THE WILBERFORCES WHO WILL SCREAM OUT UNTIL THIS INJUSTICE RESTS ?!!! AS THOMAS JEFFERSON SAID, "I TREMBLE THAT OUR HEAVENLY FATHER IS JUST AND THAT HIS JUSTICE WILL NOT WAIT FOREVER!!! PUT THIS HEINOUS BUTCHER BEHIND PRISON WALLS IN HOPES THAT THIS NATIONS' JUDGEMENT WILL STAVED OFF. ONE OF THE SEVEN THINGS OUR HEAVENLY FATHER HATES IS THE SHEDDING OF INNOCENT BLOOD !!! HEAVEN HELP US !!! US !!!"