Obama is reportedly interviewing five options for Scalia's seat.
The GOP senator is breaking with his party's Supreme Court strategy.
Reid calls on Senate Republicans to reject the "extremist approach."
Services for the late justice are set for Saturday morning.
The senator says the Supreme Court may have to decide if Cruz can be president.
"They claim to love the Constitution and then stand in the way of upholding it."
Grassley will be most "obstructionist" chairman in history, says Reid.
The president has been reaching out to senators as he works to select a nominee.
Green groups cheered the 6-2 ruling, which overturned a lower court's decision.
An evangelical college in Ill. will not have to fill out a form on birth control coverage.