MORNING READ

Hillary Clinton’s online supporters are feeling good about Tuesday’s Pennsylvania primary. But bloggers for Barack Obama and John McCain are already focused on their would-be general election opponents.

TalkLeft’s Jeralyn notes that Clinton’s argument that’s she’s more electable does not contradict her past statement that Obama can win the general election. Jeralyn agrees with Clinton, finding her a stronger candidate in the toss-up states that Democrats need to win in November. RedState’s Pejman Yousefzadeh, who supports McCain but has backed Clinton to prolong the Democratic race, writes that last week’s debate and Obama’s stumbles over the past month show that Clinton’s decision to stick around may prove to be correct.

Obama supporter Andrew Sullivan writes that a single-digit victory by Clinton will show the Illinois Democrat still has the momentum and that Americans are fed up with the “cultural identity” era of the past two decades. But a bigger Clinton victory will demonstrate that the “old politics and the old patterns have one more turn of the screw to go.”

Others backing Obama are looking past the New York Democrat and going directly after McCain. SusanG at Daily Kos reviews “McCain: The Myth of a Maverick,” by Reason editor Matt Welch, and finds that the book helps explain how McCain’s “national greatness devotion” is alarming and how the Arizona Republican has turned the press into his “base.” Matthew Yglesias likes the Democratic National Committee’s new ad aimed at McCain for his previously optimistic view of the economy. But Yglesias wonders whether the DNC could have taken a better swing by attacking the presumptive GOP nominee