Struggling today - 7d Bizarre poseur screens advertisement - it's ridiculous (12) ?R?P???E???? and 10d Indians are happy here but innocents abroad (12) ??B?????N?N? and 9a Ravenous insects, many round about America (7) L?C???? and 21a Power unit's needed to walk with it after surgery ?I?O?A?? (8) - thanks