Valencia gives Ecuador 1-0 halftime lead over SwitzerlandBRASILIA (Reuters) - Forward Enner Valencia headed Ecuador into a 1-0 halftime lead against Switzerland in their World Cup Group E clash on Sunday.Valencia was left unmarked on 22 minutes to head Walter Ayovi's pinpoint freekick past Diego Benaglio from six metres out.(Editing by Justin Palmer)Share1 min readPublished 16 June 2014 3:47amUpdated 16 June 2014 3:50amSource: ReutersShare this with family and friendsCopy linkShare