Santander weighs as European shares fall for fourth session
* FTSEurofirst 300, Euro STOXX 50 down 0.4 pct
* Santander weighs on indexes as chairman dies
* ARM falls after Apple product launches
By Francesco Canepa
LONDON, Sept 10 (Reuters) - Europe's leading shares fell for a fourth straight session on Wednesday, with Spain's top lender Santander the biggest drag after the death of its chairman prompted worries over a successor.
Sentiment on the broader market was sapped by the prospect of tighter U.S. monetary conditions, which - along with the wars in Ukraine and the Middle East - has unnerved investors.
EU states will discuss on Wednesday whether to implement new sanctions against Russia over its role in the Ukraine crisis.
Shares in Santander fell 1.7 percent after Emilio Botin, who transformed the firm from a small domestic lender into the euro zone's biggest bank, died of a heart attack on Tuesday night.
The stock knocked nearly 3 points off the Euro STOXX 50 index of euro zone blue chips, which was down 13.01 points, or 0.4 percent, at 3,232.42 points at 0751 GMT. Continuación...