Nancy Keenan : Tuesday marks 40th anniversary of Roe v Wade making abortion legal . Keenan : The Supreme Court is expected to rule on the constitutionality of a Texas law that bans abortions after 20 weeks, but it could be overturned by lower courts in other states. The baton to support pro-choice and Roe v Wade is passed to the millennials , she says . Keenan : Millennials will be nearly 40 % of electorate in 2020 .
Nancy Keenan : Tuesday marks 40th anniversary of Roe v Wade making abortion legal . Keenan : Millennial generation will play role in guiding policies . The baton to support pro-choice and Roe v Wade is passed to the millennials , she says . Keenan : Millennials will be nearly 40 % of electorate in 2020 .